190731560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 438566400

約数和(自身を除く): 247834840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 239, 281, 284, 355, 478, 562, 568, 710, 956, 1124, 1195, 1405, 1420, 1912, 2248, 2390, 2810, 2840, 4780, 5620, 9560, 11240, 16969, 19951, 33938, 39902, 67159, 67876, 79804, 84845, 99755, 134318, 135752, 159608, 169690, 199510, 268636, 335795, 339380, 399020, 537272, 671590, 678760, 798040, 1343180, 2686360, 4768289, 9536578, 19073156, 23841445, 38146312, 47682890, 95365780, 190731560]

約数ペア:

[(1, 190731560), (2, 95365780), (4, 47682890), (5, 38146312), (8, 23841445), (10, 19073156), (20, 9536578), (40, 4768289), (71, 2686360), (142, 1343180), (239, 798040), (281, 678760), (284, 671590), (355, 537272), (478, 399020), (562, 339380), (568, 335795), (710, 268636), (956, 199510), (1124, 169690), (1195, 159608), (1405, 135752), (1420, 134318), (1912, 99755), (2248, 84845), (2390, 79804), (2810, 67876), (2840, 67159), (4780, 39902), (5620, 33938), (9560, 19951), (11240, 16969)]