20299147960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{967}}^1$

素因数の和:1150

約数の個数: 256

約数和(自身を含む): 57764044800

約数和(自身を除く): 37464896840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 79, 91, 104, 130, 140, 146, 158, 182, 260, 280, 292, 316, 364, 365, 395, 455, 511, 520, 553, 584, 632, 728, 730, 790, 910, 949, 967, 1022, 1027, 1106, 1460, 1580, 1820, 1898, 1934, 2044, 2054, 2212, 2555, 2765, 2920, 3160, 3640, 3796, 3868, 4088, 4108, 4424, 4745, 4835, 5110, 5135, 5530, 5767, 6643, 6769, 7189, 7592, 7736, 8216, 9490, 9670, 10220, 10270, 11060, 11534, 12571, 13286, 13538, 14378, 18980, 19340, 20440, 20540, 22120, 23068, 25142, 26572, 27076, 28756, 28835, 33215, 33845, 35945, 37960, 38680, 40369, 41080, 46136, 50284, 53144, 54152, 57512, 57670, 62855, 66430, 67690, 70591, 71890, 74971, 76393, 80738, 87997, 100568, 115340, 125710, 132860, 135380, 141182, 143780, 149942, 152786, 161476, 175994, 201845, 230680, 251420, 265720, 270760, 282364, 287560, 299884, 305572, 322952, 351988, 352955, 374855, 381965, 403690, 439985, 494137, 502840, 524797, 534751, 564728, 599768, 611144, 703976, 705910, 749710, 763930, 807380, 879970, 917683, 988274, 993109, 1049594, 1069502, 1411820, 1499420, 1527860, 1614760, 1759940, 1835366, 1976548, 1986218, 2099188, 2139004, 2470685, 2623985, 2673755, 2823640, 2998840, 3055720, 3519880, 3670732, 3953096, 3972436, 4198376, 4278008, 4588415, 4941370, 4965545, 5247970, 5347510, 5576689, 6423781, 6951763, 7341464, 7944872, 9176830, 9882740, 9931090, 10495940, 10695020, 11153378, 12847562, 13903526, 18353660, 19765480, 19862180, 20991880, 21390040, 22306756, 25695124, 27807052, 27883445, 32118905, 34758815, 36707320, 39036823, 39724360, 44613512, 51390248, 55614104, 55766890, 64237810, 69517630, 72496957, 78073646, 111533780, 128475620, 139035260, 144993914, 156147292, 195184115, 223067560, 256951240, 278070520, 289987828, 312294584, 362484785, 390368230, 507478699, 579975656, 724969570, 780736460, 1014957398, 1449939140, 1561472920, 2029914796, 2537393495, 2899878280, 4059829592, 5074786990, 10149573980, 20299147960]

約数ペア:

[(1, 20299147960), (2, 10149573980), (4, 5074786990), (5, 4059829592), (7, 2899878280), (8, 2537393495), (10, 2029914796), (13, 1561472920), (14, 1449939140), (20, 1014957398), (26, 780736460), (28, 724969570), (35, 579975656), (40, 507478699), (52, 390368230), (56, 362484785), (65, 312294584), (70, 289987828), (73, 278070520), (79, 256951240), (91, 223067560), (104, 195184115), (130, 156147292), (140, 144993914), (146, 139035260), (158, 128475620), (182, 111533780), (260, 78073646), (280, 72496957), (292, 69517630), (316, 64237810), (364, 55766890), (365, 55614104), (395, 51390248), (455, 44613512), (511, 39724360), (520, 39036823), (553, 36707320), (584, 34758815), (632, 32118905), (728, 27883445), (730, 27807052), (790, 25695124), (910, 22306756), (949, 21390040), (967, 20991880), (1022, 19862180), (1027, 19765480), (1106, 18353660), (1460, 13903526), (1580, 12847562), (1820, 11153378), (1898, 10695020), (1934, 10495940), (2044, 9931090), (2054, 9882740), (2212, 9176830), (2555, 7944872), (2765, 7341464), (2920, 6951763), (3160, 6423781), (3640, 5576689), (3796, 5347510), (3868, 5247970), (4088, 4965545), (4108, 4941370), (4424, 4588415), (4745, 4278008), (4835, 4198376), (5110, 3972436), (5135, 3953096), (5530, 3670732), (5767, 3519880), (6643, 3055720), (6769, 2998840), (7189, 2823640), (7592, 2673755), (7736, 2623985), (8216, 2470685), (9490, 2139004), (9670, 2099188), (10220, 1986218), (10270, 1976548), (11060, 1835366), (11534, 1759940), (12571, 1614760), (13286, 1527860), (13538, 1499420), (14378, 1411820), (18980, 1069502), (19340, 1049594), (20440, 993109), (20540, 988274), (22120, 917683), (23068, 879970), (25142, 807380), (26572, 763930), (27076, 749710), (28756, 705910), (28835, 703976), (33215, 611144), (33845, 599768), (35945, 564728), (37960, 534751), (38680, 524797), (40369, 502840), (41080, 494137), (46136, 439985), (50284, 403690), (53144, 381965), (54152, 374855), (57512, 352955), (57670, 351988), (62855, 322952), (66430, 305572), (67690, 299884), (70591, 287560), (71890, 282364), (74971, 270760), (76393, 265720), (80738, 251420), (87997, 230680), (100568, 201845), (115340, 175994), (125710, 161476), (132860, 152786), (135380, 149942), (141182, 143780)]