860280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 2643840

約数和(自身を除く): 1783560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 107, 120, 134, 201, 214, 268, 321, 335, 402, 428, 535, 536, 642, 670, 804, 856, 1005, 1070, 1284, 1340, 1605, 1608, 2010, 2140, 2568, 2680, 3210, 4020, 4280, 6420, 7169, 8040, 12840, 14338, 21507, 28676, 35845, 43014, 57352, 71690, 86028, 107535, 143380, 172056, 215070, 286760, 430140, 860280]

約数ペア:

[(1, 860280), (2, 430140), (3, 286760), (4, 215070), (5, 172056), (6, 143380), (8, 107535), (10, 86028), (12, 71690), (15, 57352), (20, 43014), (24, 35845), (30, 28676), (40, 21507), (60, 14338), (67, 12840), (107, 8040), (120, 7169), (134, 6420), (201, 4280), (214, 4020), (268, 3210), (321, 2680), (335, 2568), (402, 2140), (428, 2010), (535, 1608), (536, 1605), (642, 1340), (670, 1284), (804, 1070), (856, 1005)]