64978380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{467}}^1\times {\mathrm{773}}^1$

素因数の和:1255

約数の個数: 72

約数和(自身を含む): 197778672

約数和(自身を除く): 132800292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 467, 773, 934, 1401, 1546, 1868, 2319, 2335, 2802, 3092, 3865, 4203, 4638, 4670, 5604, 6957, 7005, 7730, 8406, 9276, 9340, 11595, 13914, 14010, 15460, 16812, 21015, 23190, 27828, 28020, 34785, 42030, 46380, 69570, 84060, 139140, 360991, 721982, 1082973, 1443964, 1804955, 2165946, 3248919, 3609910, 4331892, 5414865, 6497838, 7219820, 10829730, 12995676, 16244595, 21659460, 32489190, 64978380]

約数ペア:

[(1, 64978380), (2, 32489190), (3, 21659460), (4, 16244595), (5, 12995676), (6, 10829730), (9, 7219820), (10, 6497838), (12, 5414865), (15, 4331892), (18, 3609910), (20, 3248919), (30, 2165946), (36, 1804955), (45, 1443964), (60, 1082973), (90, 721982), (180, 360991), (467, 139140), (773, 84060), (934, 69570), (1401, 46380), (1546, 42030), (1868, 34785), (2319, 28020), (2335, 27828), (2802, 23190), (3092, 21015), (3865, 16812), (4203, 15460), (4638, 14010), (4670, 13914), (5604, 11595), (6957, 9340), (7005, 9276), (7730, 8406)]