20451381120

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{373}}^1$

素因数の和:587

約数の個数: 512

約数和(自身を含む): 76906368000

約数和(自身を除く): 56454986880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 167, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 334, 342, 360, 373, 380, 384, 432, 456, 480, 501, 513, 540, 570, 576, 608, 640, 668, 684, 720, 746, 760, 835, 855, 864, 912, 960, 1002, 1026, 1080, 1119, 1140, 1152, 1216, 1336, 1368, 1440, 1492, 1503, 1520, 1670, 1710, 1728, 1824, 1865, 1920, 2004, 2052, 2160, 2238, 2280, 2432, 2505, 2565, 2672, 2736, 2880, 2984, 3006, 3040, 3173, 3340, 3357, 3420, 3456, 3648, 3730, 4008, 4104, 4320, 4476, 4509, 4560, 5010, 5130, 5344, 5472, 5595, 5760, 5968, 6012, 6080, 6346, 6680, 6714, 6840, 7087, 7296, 7460, 7515, 8016, 8208, 8640, 8952, 9018, 9120, 9519, 10020, 10071, 10260, 10688, 10944, 11190, 11936, 12024, 12160, 12692, 13360, 13428, 13680, 14174, 14920, 15030, 15865, 16032, 16416, 16785, 17280, 17904, 18036, 18240, 19038, 20040, 20142, 20520, 21261, 21376, 21888, 22380, 22545, 23872, 24048, 25384, 26720, 26856, 27360, 28348, 28557, 29840, 30060, 31730, 32064, 32832, 33570, 35435, 35808, 36072, 36480, 38076, 40080, 40284, 41040, 42522, 44760, 45090, 47595, 47744, 48096, 50355, 50768, 53440, 53712, 54720, 56696, 57114, 59680, 60120, 62291, 63460, 63783, 64128, 65664, 67140, 70870, 71616, 72144, 76152, 80160, 80568, 82080, 85044, 85671, 89520, 90180, 95190, 96192, 100710, 101536, 106305, 106880, 107424, 109440, 113392, 114228, 119360, 120240, 124582, 126920, 127566, 134280, 141740, 142785, 143232, 144288, 152304, 160320, 161136, 164160, 170088, 171342, 179040, 180360, 186873, 190380, 191349, 192384, 201420, 203072, 212610, 214848, 226784, 228456, 238720, 240480, 249164, 253840, 255132, 268560, 283480, 285570, 288576, 304608, 311455, 318915, 320640, 322272, 328320, 340176, 342684, 358080, 360720, 373746, 380760, 382698, 402840, 406144, 425220, 428355, 429696, 453568, 456912, 480960, 498328, 507680, 510264, 537120, 560619, 566960, 571140, 577152, 609216, 622910, 637830, 644544, 680352, 685368, 716160, 721440, 747492, 761520, 765396, 805680, 850440, 856710, 907136, 913824, 934365, 956745, 961920, 996656, 1015360, 1020528, 1074240, 1121238, 1133920, 1142280, 1183529, 1218432, 1245820, 1275660, 1289088, 1360704, 1370736, 1442880, 1494984, 1523040, 1530792, 1611360, 1681857, 1700880, 1713420, 1827648, 1868730, 1913490, 1993312, 2030720, 2041056, 2148480, 2242476, 2267840, 2284560, 2367058, 2491640, 2551320, 2721408, 2741472, 2803095, 2885760, 2989968, 3046080, 3061584, 3222720, 3363714, 3401760, 3426840, 3550587, 3655296, 3737460, 3826980, 3986624, 4082112, 4484952, 4535680, 4569120, 4734116, 4983280, 5102640, 5482944, 5606190, 5917645, 5979936, 6092160, 6123168, 6445440, 6727428, 6803520, 6853680, 7101174, 7474920, 7653960, 7973248, 8164224, 8409285, 8969904, 9138240, 9468232, 9966560, 10205280, 10651761, 10965888, 11212380, 11835290, 11959872, 12246336, 13454856, 13607040, 13707360, 14202348, 14949840, 15307920, 16818570, 17752935, 17939808, 18276480, 18936464, 19933120, 20410560, 21303522, 22424760, 23670580, 23919744, 24492672, 26909712, 27414720, 28404696, 29899680, 30615840, 31955283, 33637140, 35505870, 35879616, 37872928, 39866240, 40821120, 42607044, 44849520, 47341160, 53258805, 53819424, 54829440, 56809392, 59799360, 61231680, 63910566, 67274280, 71011740, 71759232, 75745856, 85214088, 89699040, 94682320, 106517610, 107638848, 113618784, 119598720, 122463360, 127821132, 134548560, 142023480, 151491712, 159776415, 170428176, 179398080, 189364640, 213035220, 215277696, 227237568, 255642264, 269097120, 284046960, 319552830, 340856352, 358796160, 378729280, 426070440, 454475136, 511284528, 538194240, 568093920, 639105660, 681712704, 757458560, 852140880, 1022569056, 1076388480, 1136187840, 1278211320, 1363425408, 1704281760, 2045138112, 2272375680, 2556422640, 3408563520, 4090276224, 5112845280, 6817127040, 10225690560, 20451381120]

約数ペア:

[(1, 20451381120), (2, 10225690560), (3, 6817127040), (4, 5112845280), (5, 4090276224), (6, 3408563520), (8, 2556422640), (9, 2272375680), (10, 2045138112), (12, 1704281760), (15, 1363425408), (16, 1278211320), (18, 1136187840), (19, 1076388480), (20, 1022569056), (24, 852140880), (27, 757458560), (30, 681712704), (32, 639105660), (36, 568093920), (38, 538194240), (40, 511284528), (45, 454475136), (48, 426070440), (54, 378729280), (57, 358796160), (60, 340856352), (64, 319552830), (72, 284046960), (76, 269097120), (80, 255642264), (90, 227237568), (95, 215277696), (96, 213035220), (108, 189364640), (114, 179398080), (120, 170428176), (128, 159776415), (135, 151491712), (144, 142023480), (152, 134548560), (160, 127821132), (167, 122463360), (171, 119598720), (180, 113618784), (190, 107638848), (192, 106517610), (216, 94682320), (228, 89699040), (240, 85214088), (270, 75745856), (285, 71759232), (288, 71011740), (304, 67274280), (320, 63910566), (334, 61231680), (342, 59799360), (360, 56809392), (373, 54829440), (380, 53819424), (384, 53258805), (432, 47341160), (456, 44849520), (480, 42607044), (501, 40821120), (513, 39866240), (540, 37872928), (570, 35879616), (576, 35505870), (608, 33637140), (640, 31955283), (668, 30615840), (684, 29899680), (720, 28404696), (746, 27414720), (760, 26909712), (835, 24492672), (855, 23919744), (864, 23670580), (912, 22424760), (960, 21303522), (1002, 20410560), (1026, 19933120), (1080, 18936464), (1119, 18276480), (1140, 17939808), (1152, 17752935), (1216, 16818570), (1336, 15307920), (1368, 14949840), (1440, 14202348), (1492, 13707360), (1503, 13607040), (1520, 13454856), (1670, 12246336), (1710, 11959872), (1728, 11835290), (1824, 11212380), (1865, 10965888), (1920, 10651761), (2004, 10205280), (2052, 9966560), (2160, 9468232), (2238, 9138240), (2280, 8969904), (2432, 8409285), (2505, 8164224), (2565, 7973248), (2672, 7653960), (2736, 7474920), (2880, 7101174), (2984, 6853680), (3006, 6803520), (3040, 6727428), (3173, 6445440), (3340, 6123168), (3357, 6092160), (3420, 5979936), (3456, 5917645), (3648, 5606190), (3730, 5482944), (4008, 5102640), (4104, 4983280), (4320, 4734116), (4476, 4569120), (4509, 4535680), (4560, 4484952), (5010, 4082112), (5130, 3986624), (5344, 3826980), (5472, 3737460), (5595, 3655296), (5760, 3550587), (5968, 3426840), (6012, 3401760), (6080, 3363714), (6346, 3222720), (6680, 3061584), (6714, 3046080), (6840, 2989968), (7087, 2885760), (7296, 2803095), (7460, 2741472), (7515, 2721408), (8016, 2551320), (8208, 2491640), (8640, 2367058), (8952, 2284560), (9018, 2267840), (9120, 2242476), (9519, 2148480), (10020, 2041056), (10071, 2030720), (10260, 1993312), (10688, 1913490), (10944, 1868730), (11190, 1827648), (11936, 1713420), (12024, 1700880), (12160, 1681857), (12692, 1611360), (13360, 1530792), (13428, 1523040), (13680, 1494984), (14174, 1442880), (14920, 1370736), (15030, 1360704), (15865, 1289088), (16032, 1275660), (16416, 1245820), (16785, 1218432), (17280, 1183529), (17904, 1142280), (18036, 1133920), (18240, 1121238), (19038, 1074240), (20040, 1020528), (20142, 1015360), (20520, 996656), (21261, 961920), (21376, 956745), (21888, 934365), (22380, 913824), (22545, 907136), (23872, 856710), (24048, 850440), (25384, 805680), (26720, 765396), (26856, 761520), (27360, 747492), (28348, 721440), (28557, 716160), (29840, 685368), (30060, 680352), (31730, 644544), (32064, 637830), (32832, 622910), (33570, 609216), (35435, 577152), (35808, 571140), (36072, 566960), (36480, 560619), (38076, 537120), (40080, 510264), (40284, 507680), (41040, 498328), (42522, 480960), (44760, 456912), (45090, 453568), (47595, 429696), (47744, 428355), (48096, 425220), (50355, 406144), (50768, 402840), (53440, 382698), (53712, 380760), (54720, 373746), (56696, 360720), (57114, 358080), (59680, 342684), (60120, 340176), (62291, 328320), (63460, 322272), (63783, 320640), (64128, 318915), (65664, 311455), (67140, 304608), (70870, 288576), (71616, 285570), (72144, 283480), (76152, 268560), (80160, 255132), (80568, 253840), (82080, 249164), (85044, 240480), (85671, 238720), (89520, 228456), (90180, 226784), (95190, 214848), (96192, 212610), (100710, 203072), (101536, 201420), (106305, 192384), (106880, 191349), (107424, 190380), (109440, 186873), (113392, 180360), (114228, 179040), (119360, 171342), (120240, 170088), (124582, 164160), (126920, 161136), (127566, 160320), (134280, 152304), (141740, 144288), (142785, 143232)]