20872830720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:776

約数の個数: 576

約数和(自身を含む): 80888242176

約数和(自身を除く): 60015411456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 37, 40, 42, 48, 56, 60, 62, 64, 70, 74, 80, 84, 93, 96, 105, 111, 112, 120, 124, 128, 140, 148, 155, 160, 168, 185, 186, 192, 210, 217, 222, 224, 240, 248, 256, 259, 280, 296, 310, 320, 336, 370, 372, 384, 420, 434, 444, 448, 465, 480, 496, 518, 555, 560, 592, 620, 640, 651, 672, 677, 740, 744, 768, 777, 840, 868, 888, 896, 930, 960, 992, 1036, 1085, 1110, 1120, 1147, 1184, 1240, 1280, 1295, 1302, 1344, 1354, 1480, 1488, 1554, 1680, 1736, 1776, 1792, 1860, 1920, 1984, 2031, 2072, 2170, 2220, 2240, 2294, 2368, 2480, 2590, 2604, 2688, 2708, 2960, 2976, 3108, 3255, 3360, 3385, 3441, 3472, 3552, 3720, 3840, 3885, 3968, 4062, 4144, 4340, 4440, 4480, 4588, 4736, 4739, 4960, 5180, 5208, 5376, 5416, 5735, 5920, 5952, 6216, 6510, 6720, 6770, 6882, 6944, 7104, 7440, 7770, 7936, 8029, 8124, 8288, 8680, 8880, 8960, 9176, 9472, 9478, 9920, 10155, 10360, 10416, 10832, 11470, 11840, 11904, 12432, 13020, 13440, 13540, 13764, 13888, 14208, 14217, 14880, 15540, 16058, 16248, 16576, 17205, 17360, 17760, 18352, 18956, 19840, 20310, 20720, 20832, 20987, 21664, 22940, 23680, 23695, 23808, 24087, 24864, 25049, 26040, 26880, 27080, 27528, 27776, 28416, 28434, 29760, 31080, 32116, 32496, 33152, 34410, 34720, 35520, 36704, 37912, 39680, 40145, 40620, 41440, 41664, 41974, 43328, 45880, 47360, 47390, 48174, 49728, 50098, 52080, 54160, 55056, 55552, 56868, 59520, 62160, 62961, 64232, 64992, 66304, 68820, 69440, 71040, 71085, 73408, 75147, 75824, 80290, 81240, 82880, 83328, 83948, 86656, 91760, 94780, 96348, 99456, 100196, 104160, 104935, 108320, 110112, 113736, 119040, 120435, 124320, 125245, 125922, 128464, 129984, 137640, 138880, 142080, 142170, 146816, 146909, 150294, 151648, 160580, 162480, 165760, 166656, 167896, 173312, 175343, 183520, 189560, 192696, 198912, 200392, 208320, 209870, 216640, 220224, 227472, 240870, 248640, 250490, 251844, 256928, 259968, 275280, 277760, 284340, 293632, 293818, 300588, 303296, 314805, 321160, 324960, 331520, 335792, 350686, 367040, 375735, 379120, 385392, 400784, 416640, 419740, 433280, 440448, 440727, 454944, 481740, 497280, 500980, 503688, 513856, 519936, 526029, 550560, 568680, 587636, 601176, 606592, 629610, 642320, 649920, 671584, 701372, 734080, 734545, 751470, 758240, 770784, 776519, 801568, 833280, 839480, 866560, 876715, 880896, 881454, 909888, 963480, 994560, 1001960, 1007376, 1027712, 1052058, 1101120, 1137360, 1175272, 1202352, 1213184, 1259220, 1284640, 1299840, 1343168, 1402744, 1468160, 1469090, 1502940, 1516480, 1541568, 1553038, 1603136, 1678960, 1753430, 1762908, 1819776, 1926960, 2003920, 2014752, 2055424, 2104116, 2202240, 2203635, 2274720, 2329557, 2350544, 2404704, 2518440, 2569280, 2599680, 2630145, 2686336, 2805488, 2938180, 3005880, 3032960, 3083136, 3106076, 3206272, 3357920, 3506860, 3525816, 3639552, 3853920, 3882595, 4007840, 4029504, 4208232, 4404480, 4407270, 4549440, 4659114, 4701088, 4809408, 5036880, 5138560, 5260290, 5372672, 5435633, 5610976, 5876360, 6011760, 6065920, 6166272, 6212152, 6412544, 6715840, 7013720, 7051632, 7707840, 7765190, 8015680, 8059008, 8416464, 8814540, 9098880, 9318228, 9402176, 9618816, 10073760, 10277120, 10520580, 10871266, 11221952, 11647785, 11752720, 12023520, 12424304, 13431680, 14027440, 14103264, 15415680, 15530380, 16031360, 16118016, 16306899, 16832928, 17629080, 18197760, 18636456, 18804352, 19237632, 20147520, 21041160, 21742532, 22443904, 23295570, 23505440, 24047040, 24848608, 26863360, 27178165, 28054880, 28206528, 30831360, 31060760, 32062720, 32613798, 33665856, 35258160, 37272912, 37608704, 40295040, 42082320, 43485064, 44887808, 46591140, 47010880, 48094080, 49697216, 54356330, 56109760, 56413056, 62121520, 65227596, 67331712, 70516320, 74545824, 80590080, 81534495, 84164640, 86970128, 93182280, 94021760, 96188160, 99394432, 108712660, 112219520, 112826112, 124243040, 130455192, 134663424, 141032640, 149091648, 163068990, 168329280, 173940256, 186364560, 188043520, 198788864, 217425320, 224439040, 248486080, 260910384, 282065280, 298183296, 326137980, 336658560, 347880512, 372729120, 434850640, 496972160, 521820768, 564130560, 596366592, 652275960, 673317120, 695761024, 745458240, 869701280, 993944320, 1043641536, 1304551920, 1391522048, 1490916480, 1739402560, 2087283072, 2609103840, 2981832960, 3478805120, 4174566144, 5218207680, 6957610240, 10436415360, 20872830720]

約数ペア:

[(1, 20872830720), (2, 10436415360), (3, 6957610240), (4, 5218207680), (5, 4174566144), (6, 3478805120), (7, 2981832960), (8, 2609103840), (10, 2087283072), (12, 1739402560), (14, 1490916480), (15, 1391522048), (16, 1304551920), (20, 1043641536), (21, 993944320), (24, 869701280), (28, 745458240), (30, 695761024), (31, 673317120), (32, 652275960), (35, 596366592), (37, 564130560), (40, 521820768), (42, 496972160), (48, 434850640), (56, 372729120), (60, 347880512), (62, 336658560), (64, 326137980), (70, 298183296), (74, 282065280), (80, 260910384), (84, 248486080), (93, 224439040), (96, 217425320), (105, 198788864), (111, 188043520), (112, 186364560), (120, 173940256), (124, 168329280), (128, 163068990), (140, 149091648), (148, 141032640), (155, 134663424), (160, 130455192), (168, 124243040), (185, 112826112), (186, 112219520), (192, 108712660), (210, 99394432), (217, 96188160), (222, 94021760), (224, 93182280), (240, 86970128), (248, 84164640), (256, 81534495), (259, 80590080), (280, 74545824), (296, 70516320), (310, 67331712), (320, 65227596), (336, 62121520), (370, 56413056), (372, 56109760), (384, 54356330), (420, 49697216), (434, 48094080), (444, 47010880), (448, 46591140), (465, 44887808), (480, 43485064), (496, 42082320), (518, 40295040), (555, 37608704), (560, 37272912), (592, 35258160), (620, 33665856), (640, 32613798), (651, 32062720), (672, 31060760), (677, 30831360), (740, 28206528), (744, 28054880), (768, 27178165), (777, 26863360), (840, 24848608), (868, 24047040), (888, 23505440), (896, 23295570), (930, 22443904), (960, 21742532), (992, 21041160), (1036, 20147520), (1085, 19237632), (1110, 18804352), (1120, 18636456), (1147, 18197760), (1184, 17629080), (1240, 16832928), (1280, 16306899), (1295, 16118016), (1302, 16031360), (1344, 15530380), (1354, 15415680), (1480, 14103264), (1488, 14027440), (1554, 13431680), (1680, 12424304), (1736, 12023520), (1776, 11752720), (1792, 11647785), (1860, 11221952), (1920, 10871266), (1984, 10520580), (2031, 10277120), (2072, 10073760), (2170, 9618816), (2220, 9402176), (2240, 9318228), (2294, 9098880), (2368, 8814540), (2480, 8416464), (2590, 8059008), (2604, 8015680), (2688, 7765190), (2708, 7707840), (2960, 7051632), (2976, 7013720), (3108, 6715840), (3255, 6412544), (3360, 6212152), (3385, 6166272), (3441, 6065920), (3472, 6011760), (3552, 5876360), (3720, 5610976), (3840, 5435633), (3885, 5372672), (3968, 5260290), (4062, 5138560), (4144, 5036880), (4340, 4809408), (4440, 4701088), (4480, 4659114), (4588, 4549440), (4736, 4407270), (4739, 4404480), (4960, 4208232), (5180, 4029504), (5208, 4007840), (5376, 3882595), (5416, 3853920), (5735, 3639552), (5920, 3525816), (5952, 3506860), (6216, 3357920), (6510, 3206272), (6720, 3106076), (6770, 3083136), (6882, 3032960), (6944, 3005880), (7104, 2938180), (7440, 2805488), (7770, 2686336), (7936, 2630145), (8029, 2599680), (8124, 2569280), (8288, 2518440), (8680, 2404704), (8880, 2350544), (8960, 2329557), (9176, 2274720), (9472, 2203635), (9478, 2202240), (9920, 2104116), (10155, 2055424), (10360, 2014752), (10416, 2003920), (10832, 1926960), (11470, 1819776), (11840, 1762908), (11904, 1753430), (12432, 1678960), (13020, 1603136), (13440, 1553038), (13540, 1541568), (13764, 1516480), (13888, 1502940), (14208, 1469090), (14217, 1468160), (14880, 1402744), (15540, 1343168), (16058, 1299840), (16248, 1284640), (16576, 1259220), (17205, 1213184), (17360, 1202352), (17760, 1175272), (18352, 1137360), (18956, 1101120), (19840, 1052058), (20310, 1027712), (20720, 1007376), (20832, 1001960), (20987, 994560), (21664, 963480), (22940, 909888), (23680, 881454), (23695, 880896), (23808, 876715), (24087, 866560), (24864, 839480), (25049, 833280), (26040, 801568), (26880, 776519), (27080, 770784), (27528, 758240), (27776, 751470), (28416, 734545), (28434, 734080), (29760, 701372), (31080, 671584), (32116, 649920), (32496, 642320), (33152, 629610), (34410, 606592), (34720, 601176), (35520, 587636), (36704, 568680), (37912, 550560), (39680, 526029), (40145, 519936), (40620, 513856), (41440, 503688), (41664, 500980), (41974, 497280), (43328, 481740), (45880, 454944), (47360, 440727), (47390, 440448), (48174, 433280), (49728, 419740), (50098, 416640), (52080, 400784), (54160, 385392), (55056, 379120), (55552, 375735), (56868, 367040), (59520, 350686), (62160, 335792), (62961, 331520), (64232, 324960), (64992, 321160), (66304, 314805), (68820, 303296), (69440, 300588), (71040, 293818), (71085, 293632), (73408, 284340), (75147, 277760), (75824, 275280), (80290, 259968), (81240, 256928), (82880, 251844), (83328, 250490), (83948, 248640), (86656, 240870), (91760, 227472), (94780, 220224), (96348, 216640), (99456, 209870), (100196, 208320), (104160, 200392), (104935, 198912), (108320, 192696), (110112, 189560), (113736, 183520), (119040, 175343), (120435, 173312), (124320, 167896), (125245, 166656), (125922, 165760), (128464, 162480), (129984, 160580), (137640, 151648), (138880, 150294), (142080, 146909), (142170, 146816)]