20873217600

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 1008

約数和(自身を含む): 84903137280

約数和(自身を除く): 64029919680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 25, 30, 31, 32, 36, 38, 40, 45, 46, 48, 50, 57, 60, 62, 64, 69, 72, 75, 76, 80, 90, 92, 93, 95, 96, 100, 107, 114, 115, 120, 124, 138, 144, 150, 152, 155, 160, 171, 180, 184, 186, 190, 192, 200, 207, 214, 225, 228, 230, 240, 248, 276, 279, 285, 288, 300, 304, 310, 320, 321, 342, 345, 360, 368, 372, 380, 400, 414, 428, 437, 450, 456, 460, 465, 475, 480, 496, 535, 552, 558, 570, 575, 576, 589, 600, 608, 620, 642, 684, 690, 713, 720, 736, 744, 760, 775, 800, 828, 855, 856, 874, 900, 912, 920, 930, 950, 960, 963, 992, 1035, 1070, 1104, 1116, 1140, 1150, 1178, 1200, 1216, 1240, 1284, 1311, 1368, 1380, 1395, 1425, 1426, 1440, 1472, 1488, 1520, 1550, 1600, 1605, 1656, 1710, 1712, 1725, 1748, 1767, 1800, 1824, 1840, 1860, 1900, 1926, 1984, 2033, 2070, 2139, 2140, 2185, 2208, 2232, 2280, 2300, 2325, 2356, 2400, 2461, 2480, 2568, 2622, 2675, 2736, 2760, 2790, 2850, 2852, 2880, 2945, 2976, 3040, 3100, 3210, 3312, 3317, 3420, 3424, 3450, 3496, 3534, 3565, 3600, 3648, 3680, 3720, 3800, 3852, 3933, 4066, 4140, 4275, 4278, 4280, 4370, 4416, 4464, 4560, 4600, 4650, 4712, 4800, 4815, 4922, 4960, 5136, 5175, 5244, 5301, 5350, 5472, 5520, 5580, 5700, 5704, 5890, 5952, 6080, 6099, 6200, 6417, 6420, 6555, 6624, 6634, 6840, 6848, 6900, 6975, 6992, 7068, 7130, 7200, 7360, 7383, 7440, 7600, 7704, 7866, 8025, 8132, 8280, 8550, 8556, 8560, 8740, 8835, 8928, 9120, 9200, 9300, 9424, 9630, 9844, 9920, 9951, 10165, 10272, 10350, 10488, 10602, 10695, 10700, 10925, 10944, 11040, 11160, 11400, 11408, 11780, 12198, 12305, 12400, 12834, 12840, 13110, 13248, 13268, 13547, 13680, 13800, 13950, 13984, 14136, 14260, 14400, 14725, 14766, 14880, 15200, 15408, 15732, 16050, 16264, 16560, 16585, 17100, 17112, 17120, 17480, 17670, 17825, 17856, 18240, 18297, 18400, 18600, 18848, 19260, 19665, 19688, 19902, 20330, 20544, 20700, 20976, 21204, 21390, 21400, 21850, 22080, 22149, 22320, 22800, 22816, 23560, 24075, 24396, 24610, 24800, 25668, 25680, 26220, 26505, 26536, 27094, 27360, 27600, 27900, 27968, 28272, 28520, 29450, 29532, 29760, 29853, 30400, 30495, 30816, 31464, 32085, 32100, 32528, 32775, 33120, 33170, 34200, 34224, 34240, 34960, 35340, 35650, 36594, 36800, 36915, 37200, 37696, 38520, 39330, 39376, 39804, 40641, 40660, 41400, 41952, 42408, 42780, 42800, 43700, 44175, 44298, 44640, 45600, 45632, 46759, 47120, 48150, 48792, 49220, 49600, 49755, 50825, 51336, 51360, 52440, 53010, 53072, 53475, 54188, 54720, 55200, 55800, 56544, 57040, 58900, 59064, 59706, 60990, 61525, 61632, 62928, 63023, 64170, 64200, 65056, 65550, 66240, 66340, 67735, 68400, 68448, 69920, 70680, 71300, 73188, 73830, 74400, 76291, 77040, 78660, 78752, 79608, 81282, 81320, 82800, 82925, 83904, 84816, 85560, 85600, 87400, 88350, 88596, 89280, 91200, 91485, 93518, 94240, 96300, 97584, 98325, 98440, 99510, 101650, 102672, 102720, 104880, 106020, 106144, 106950, 108376, 110400, 110745, 111600, 113088, 114080, 117800, 118128, 119412, 121923, 121980, 123050, 125856, 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492200, 497550, 504184, 513360, 513600, 524400, 530100, 530720, 541880, 553725, 561108, 565440, 567207, 570400, 585504, 590640, 597060, 609615, 609900, 610328, 629280, 630230, 636864, 641700, 650256, 650560, 663400, 677350, 684480, 686619, 699200, 701385, 706800, 708768, 731880, 738300, 746325, 748144, 756276, 762910, 770400, 786600, 787520, 796080, 812820, 813200, 841662, 848160, 855600, 867008, 885960, 914850, 915492, 935180, 942400, 945345, 955296, 975384, 975840, 984400, 995100, 1008368, 1016025, 1026720, 1048800, 1060200, 1061440, 1083760, 1107450, 1122216, 1134414, 1140800, 1144365, 1168975, 1171008, 1181280, 1194120, 1219230, 1219800, 1220656, 1258560, 1260460, 1283400, 1300512, 1326800, 1354700, 1373238, 1402770, 1413600, 1417536, 1449529, 1463760, 1476600, 1492650, 1496288, 1512552, 1525820, 1540800, 1573200, 1575575, 1592160, 1625640, 1626400, 1683324, 1696320, 1711200, 1771920, 1829700, 1830984, 1870360, 1890690, 1907275, 1910592, 1950768, 1951680, 1968800, 1990200, 2016736, 2032050, 2053440, 2097600, 2104155, 2120400, 2167520, 2214900, 2244432, 2268828, 2288730, 2337950, 2362560, 2388240, 2438460, 2439600, 2441312, 2520920, 2566800, 2601024, 2653600, 2709400, 2746476, 2805540, 2827200, 2836035, 2899058, 2927520, 2953200, 2985300, 2992576, 3025104, 3048075, 3051640, 3146400, 3151150, 3184320, 3251280, 3252800, 3366648, 3422400, 3433095, 3506925, 3543840, 3659400, 3661968, 3740720, 3781380, 3814550, 3901536, 3937600, 3980400, 4033472, 4064100, 4208310, 4240800, 4335040, 4348587, 4429800, 4488864, 4537656, 4577460, 4675900, 4726725, 4776480, 4876920, 4879200, 4882624, 5041840, 5133600, 5307200, 5418800, 5492952, 5611080, 5672070, 5721825, 5798116, 5855040, 5906400, 5970600, 6050208, 6096150, 6103280, 6292800, 6302300, 6502560, 6733296, 6866190, 7013850, 7087680, 7247645, 7318800, 7323936, 7481440, 7562760, 7629100, 7803072, 7960800, 8128200, 8416620, 8481600, 8697174, 8859600, 8977728, 9075312, 9154920, 9351800, 9453450, 9552960, 9753840, 9758400, 10083680, 10267200, 10520775, 10837600, 10985904, 11222160, 11344140, 11443650, 11596232, 11812800, 11941200, 12100416, 12192300, 12206560, 12604600, 13005120, 13045761, 13466592, 13732380, 14027700, 14180175, 14495290, 14637600, 14647872, 14962880, 15125520, 15258200, 15921600, 16256400, 16833240, 17165475, 17394348, 17719200, 18150624, 18309840, 18703600, 18906900, 19507680, 20167360, 21041550, 21675200, 21742935, 21971808, 22444320, 22688280, 22887300, 23192464, 23882400, 24384600, 24413120, 25209200, 26091522, 26933184, 27464760, 28055400, 28360350, 28990580, 29275200, 30251040, 30516400, 32512800, 33666480, 34330950, 34788696, 35438400, 36238225, 36301248, 36619680, 37407200, 37813800, 39015360, 42083100, 43485870, 43943616, 44888640, 45376560, 45774600, 46384928, 47764800, 48769200, 50418400, 52183044, 54929520, 56110800, 56720700, 57981160, 60502080, 61032800, 65025600, 65228805, 67332960, 68661900, 69577392, 72476450, 73239360, 74814400, 75627600, 84166200, 86971740, 90753120, 91549200, 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約数ペア:

[(1, 20873217600), (2, 10436608800), (3, 6957739200), (4, 5218304400), (5, 4174643520), (6, 3478869600), (8, 2609152200), (9, 2319246400), (10, 2087321760), (12, 1739434800), (15, 1391547840), (16, 1304576100), (18, 1159623200), (19, 1098590400), (20, 1043660880), (23, 907531200), (24, 869717400), (25, 834928704), (30, 695773920), (31, 673329600), (32, 652288050), (36, 579811600), (38, 549295200), (40, 521830440), (45, 463849280), (46, 453765600), (48, 434858700), (50, 417464352), (57, 366196800), (60, 347886960), (62, 336664800), (64, 326144025), (69, 302510400), (72, 289905800), (75, 278309568), (76, 274647600), (80, 260915220), (90, 231924640), (92, 226882800), (93, 224443200), (95, 219718080), (96, 217429350), (100, 208732176), (107, 195076800), (114, 183098400), (115, 181506240), (120, 173943480), (124, 168332400), (138, 151255200), (144, 144952900), (150, 139154784), (152, 137323800), (155, 134665920), (160, 130457610), (171, 122065600), (180, 115962320), (184, 113441400), (186, 112221600), (190, 109859040), (192, 108714675), (200, 104366088), (207, 100836800), (214, 97538400), (225, 92769856), (228, 91549200), (230, 90753120), (240, 86971740), (248, 84166200), (276, 75627600), (279, 74814400), (285, 73239360), (288, 72476450), (300, 69577392), (304, 68661900), (310, 67332960), (320, 65228805), (321, 65025600), (342, 61032800), (345, 60502080), (360, 57981160), (368, 56720700), (372, 56110800), (380, 54929520), (400, 52183044), (414, 50418400), (428, 48769200), (437, 47764800), (450, 46384928), (456, 45774600), (460, 45376560), (465, 44888640), (475, 43943616), (480, 43485870), (496, 42083100), (535, 39015360), (552, 37813800), (558, 37407200), (570, 36619680), (575, 36301248), (576, 36238225), (589, 35438400), (600, 34788696), (608, 34330950), (620, 33666480), (642, 32512800), (684, 30516400), (690, 30251040), (713, 29275200), (720, 28990580), (736, 28360350), (744, 28055400), (760, 27464760), (775, 26933184), (800, 26091522), (828, 25209200), (855, 24413120), (856, 24384600), (874, 23882400), (900, 23192464), (912, 22887300), (920, 22688280), (930, 22444320), (950, 21971808), (960, 21742935), (963, 21675200), (992, 21041550), (1035, 20167360), (1070, 19507680), (1104, 18906900), (1116, 18703600), (1140, 18309840), (1150, 18150624), (1178, 17719200), (1200, 17394348), (1216, 17165475), (1240, 16833240), (1284, 16256400), (1311, 15921600), (1368, 15258200), (1380, 15125520), (1395, 14962880), (1425, 14647872), (1426, 14637600), (1440, 14495290), (1472, 14180175), (1488, 14027700), (1520, 13732380), (1550, 13466592), (1600, 13045761), (1605, 13005120), (1656, 12604600), (1710, 12206560), (1712, 12192300), (1725, 12100416), (1748, 11941200), (1767, 11812800), (1800, 11596232), (1824, 11443650), (1840, 11344140), (1860, 11222160), (1900, 10985904), (1926, 10837600), (1984, 10520775), (2033, 10267200), (2070, 10083680), (2139, 9758400), (2140, 9753840), (2185, 9552960), (2208, 9453450), (2232, 9351800), (2280, 9154920), (2300, 9075312), (2325, 8977728), (2356, 8859600), (2400, 8697174), (2461, 8481600), (2480, 8416620), (2568, 8128200), (2622, 7960800), (2675, 7803072), (2736, 7629100), (2760, 7562760), (2790, 7481440), (2850, 7323936), (2852, 7318800), (2880, 7247645), (2945, 7087680), (2976, 7013850), (3040, 6866190), (3100, 6733296), (3210, 6502560), (3312, 6302300), (3317, 6292800), (3420, 6103280), (3424, 6096150), (3450, 6050208), (3496, 5970600), (3534, 5906400), (3565, 5855040), (3600, 5798116), (3648, 5721825), (3680, 5672070), (3720, 5611080), (3800, 5492952), (3852, 5418800), (3933, 5307200), (4066, 5133600), (4140, 5041840), (4275, 4882624), (4278, 4879200), (4280, 4876920), (4370, 4776480), (4416, 4726725), (4464, 4675900), (4560, 4577460), (4600, 4537656), (4650, 4488864), (4712, 4429800), (4800, 4348587), (4815, 4335040), (4922, 4240800), (4960, 4208310), (5136, 4064100), (5175, 4033472), (5244, 3980400), (5301, 3937600), (5350, 3901536), (5472, 3814550), (5520, 3781380), (5580, 3740720), (5700, 3661968), (5704, 3659400), (5890, 3543840), (5952, 3506925), (6080, 3433095), (6099, 3422400), (6200, 3366648), (6417, 3252800), (6420, 3251280), (6555, 3184320), (6624, 3151150), (6634, 3146400), (6840, 3051640), (6848, 3048075), (6900, 3025104), (6975, 2992576), (6992, 2985300), (7068, 2953200), (7130, 2927520), (7200, 2899058), (7360, 2836035), (7383, 2827200), (7440, 2805540), (7600, 2746476), (7704, 2709400), (7866, 2653600), (8025, 2601024), (8132, 2566800), (8280, 2520920), (8550, 2441312), (8556, 2439600), (8560, 2438460), (8740, 2388240), (8835, 2362560), (8928, 2337950), (9120, 2288730), (9200, 2268828), (9300, 2244432), (9424, 2214900), (9630, 2167520), (9844, 2120400), (9920, 2104155), (9951, 2097600), (10165, 2053440), (10272, 2032050), (10350, 2016736), (10488, 1990200), (10602, 1968800), (10695, 1951680), (10700, 1950768), (10925, 1910592), (10944, 1907275), (11040, 1890690), (11160, 1870360), (11400, 1830984), (11408, 1829700), (11780, 1771920), (12198, 1711200), (12305, 1696320), (12400, 1683324), (12834, 1626400), (12840, 1625640), (13110, 1592160), (13248, 1575575), (13268, 1573200), (13547, 1540800), (13680, 1525820), (13800, 1512552), (13950, 1496288), (13984, 1492650), (14136, 1476600), (14260, 1463760), (14400, 1449529), (14725, 1417536), (14766, 1413600), (14880, 1402770), (15200, 1373238), (15408, 1354700), (15732, 1326800), (16050, 1300512), (16264, 1283400), (16560, 1260460), (16585, 1258560), (17100, 1220656), (17112, 1219800), (17120, 1219230), (17480, 1194120), (17670, 1181280), (17825, 1171008), (17856, 1168975), (18240, 1144365), (18297, 1140800), (18400, 1134414), (18600, 1122216), (18848, 1107450), (19260, 1083760), (19665, 1061440), (19688, 1060200), (19902, 1048800), (20330, 1026720), (20544, 1016025), (20700, 1008368), (20976, 995100), (21204, 984400), (21390, 975840), (21400, 975384), (21850, 955296), (22080, 945345), (22149, 942400), (22320, 935180), (22800, 915492), (22816, 914850), (23560, 885960), (24075, 867008), (24396, 855600), (24610, 848160), (24800, 841662), (25668, 813200), (25680, 812820), (26220, 796080), (26505, 787520), (26536, 786600), (27094, 770400), (27360, 762910), (27600, 756276), (27900, 748144), (27968, 746325), (28272, 738300), (28520, 731880), (29450, 708768), (29532, 706800), (29760, 701385), (29853, 699200), (30400, 686619), (30495, 684480), (30816, 677350), (31464, 663400), (32085, 650560), (32100, 650256), (32528, 641700), (32775, 636864), (33120, 630230), (33170, 629280), (34200, 610328), (34224, 609900), (34240, 609615), (34960, 597060), (35340, 590640), (35650, 585504), (36594, 570400), (36800, 567207), (36915, 565440), (37200, 561108), (37696, 553725), (38520, 541880), (39330, 530720), (39376, 530100), (39804, 524400), (40641, 513600), (40660, 513360), (41400, 504184), (41952, 497550), (42408, 492200), (42780, 487920), (42800, 487692), (43700, 477648), (44175, 472512), (44298, 471200), (44640, 467590), (45600, 457746), (45632, 457425), (46759, 446400), (47120, 442980), (48150, 433504), (48792, 427800), (49220, 424080), (49600, 420831), (49755, 419520), (50825, 410688), (51336, 406600), (51360, 406410), (52440, 398040), (53010, 393760), (53072, 393300), (53475, 390336), (54188, 385200), (54720, 381455), (55200, 378138), (55800, 374072), (56544, 369150), (57040, 365940), (58900, 354384), (59064, 353400), (59706, 349600), (60990, 342240), (61525, 339264), (61632, 338675), (62928, 331700), (63023, 331200), (64170, 325280), (64200, 325128), (65056, 320850), (65550, 318432), (66240, 315115), (66340, 314640), (67735, 308160), (68400, 305164), (68448, 304950), (69920, 298530), (70680, 295320), (71300, 292752), (73188, 285200), (73830, 282720), (74400, 280554), (76291, 273600), (77040, 270940), (78660, 265360), (78752, 265050), (79608, 262200), (81282, 256800), (81320, 256680), (82800, 252092), (82925, 251712), (83904, 248775), (84816, 246100), (85560, 243960), (85600, 243846), (87400, 238824), (88350, 236256), (88596, 235600), (89280, 233795), (91200, 228873), (91485, 228160), (93518, 223200), (94240, 221490), (96300, 216752), (97584, 213900), (98325, 212288), (98440, 212040), (99510, 209760), (101650, 205344), (102672, 203300), (102720, 203205), (104880, 199020), (106020, 196880), (106144, 196650), (106950, 195168), (108376, 192600), (110400, 189069), (110745, 188480), (111600, 187036), (113088, 184575), (114080, 182970), (117800, 177192), (118128, 176700), (119412, 174800), (121923, 171200), (121980, 171120), (123050, 169632), (125856, 165850), (126046, 165600), (128340, 162640), (128400, 162564), (130112, 160425), (131100, 159216), (132525, 157504), (132680, 157320), (135470, 154080), (136800, 152582), (136896, 152475), (139840, 149265), (140277, 148800), (141360, 147660), (142600, 146376)]