989339910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:462

約数の個数: 128

約数和(自身を含む): 2618542080

約数和(自身を除く): 1629202170

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 79, 130, 158, 163, 195, 197, 237, 326, 390, 394, 395, 474, 489, 591, 790, 815, 978, 985, 1027, 1182, 1185, 1630, 1970, 2054, 2119, 2370, 2445, 2561, 2955, 3081, 4238, 4890, 5122, 5135, 5910, 6162, 6357, 7683, 10270, 10595, 12714, 12805, 12877, 15366, 15405, 15563, 21190, 25610, 25754, 30810, 31126, 31785, 32111, 38415, 38631, 46689, 63570, 64222, 64385, 76830, 77262, 77815, 93378, 96333, 128770, 155630, 160555, 167401, 192666, 193155, 202319, 233445, 321110, 334802, 386310, 404638, 417443, 466890, 481665, 502203, 606957, 834886, 837005, 963330, 1004406, 1011595, 1213914, 1252329, 1674010, 2023190, 2087215, 2504658, 2511015, 2536769, 3034785, 4174430, 5022030, 5073538, 6069570, 6261645, 7610307, 12523290, 12683845, 15220614, 25367690, 32977997, 38051535, 65955994, 76103070, 98933991, 164889985, 197867982, 329779970, 494669955, 989339910]

約数ペア:

[(1, 989339910), (2, 494669955), (3, 329779970), (5, 197867982), (6, 164889985), (10, 98933991), (13, 76103070), (15, 65955994), (26, 38051535), (30, 32977997), (39, 25367690), (65, 15220614), (78, 12683845), (79, 12523290), (130, 7610307), (158, 6261645), (163, 6069570), (195, 5073538), (197, 5022030), (237, 4174430), (326, 3034785), (390, 2536769), (394, 2511015), (395, 2504658), (474, 2087215), (489, 2023190), (591, 1674010), (790, 1252329), (815, 1213914), (978, 1011595), (985, 1004406), (1027, 963330), (1182, 837005), (1185, 834886), (1630, 606957), (1970, 502203), (2054, 481665), (2119, 466890), (2370, 417443), (2445, 404638), (2561, 386310), (2955, 334802), (3081, 321110), (4238, 233445), (4890, 202319), (5122, 193155), (5135, 192666), (5910, 167401), (6162, 160555), (6357, 155630), (7683, 128770), (10270, 96333), (10595, 93378), (12714, 77815), (12805, 77262), (12877, 76830), (15366, 64385), (15405, 64222), (15563, 63570), (21190, 46689), (25610, 38631), (25754, 38415), (30810, 32111), (31126, 31785)]