181156040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 128

約数和(自身を含む): 466754400

約数和(自身を除く): 285598360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 41, 52, 58, 65, 82, 104, 116, 130, 145, 164, 205, 232, 260, 290, 293, 328, 377, 410, 520, 533, 580, 586, 754, 820, 1066, 1160, 1172, 1189, 1465, 1508, 1640, 1885, 2132, 2344, 2378, 2665, 2930, 3016, 3770, 3809, 4264, 4756, 5330, 5860, 5945, 7540, 7618, 8497, 9512, 10660, 11720, 11890, 12013, 15080, 15236, 15457, 16994, 19045, 21320, 23780, 24026, 30472, 30914, 33988, 38090, 42485, 47560, 48052, 60065, 61828, 67976, 76180, 77285, 84970, 96104, 110461, 120130, 123656, 152360, 154570, 156169, 169940, 220922, 240260, 309140, 312338, 339880, 348377, 441844, 480520, 552305, 618280, 624676, 696754, 780845, 883688, 1104610, 1249352, 1393508, 1561690, 1741885, 2209220, 2787016, 3123380, 3483770, 4418440, 4528901, 6246760, 6967540, 9057802, 13935080, 18115604, 22644505, 36231208, 45289010, 90578020, 181156040]

約数ペア:

[(1, 181156040), (2, 90578020), (4, 45289010), (5, 36231208), (8, 22644505), (10, 18115604), (13, 13935080), (20, 9057802), (26, 6967540), (29, 6246760), (40, 4528901), (41, 4418440), (52, 3483770), (58, 3123380), (65, 2787016), (82, 2209220), (104, 1741885), (116, 1561690), (130, 1393508), (145, 1249352), (164, 1104610), (205, 883688), (232, 780845), (260, 696754), (290, 624676), (293, 618280), (328, 552305), (377, 480520), (410, 441844), (520, 348377), (533, 339880), (580, 312338), (586, 309140), (754, 240260), (820, 220922), (1066, 169940), (1160, 156169), (1172, 154570), (1189, 152360), (1465, 123656), (1508, 120130), (1640, 110461), (1885, 96104), (2132, 84970), (2344, 77285), (2378, 76180), (2665, 67976), (2930, 61828), (3016, 60065), (3770, 48052), (3809, 47560), (4264, 42485), (4756, 38090), (5330, 33988), (5860, 30914), (5945, 30472), (7540, 24026), (7618, 23780), (8497, 21320), (9512, 19045), (10660, 16994), (11720, 15457), (11890, 15236), (12013, 15080)]