64485840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3019}}^1$

素因数の和:3124

約数の個数: 80

約数和(自身を含む): 202219200

約数和(自身を除く): 137733360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 890, 1068, 1335, 1424, 1780, 2136, 2670, 3019, 3560, 4272, 5340, 6038, 7120, 9057, 10680, 12076, 15095, 18114, 21360, 24152, 30190, 36228, 45285, 48304, 60380, 72456, 90570, 120760, 144912, 181140, 241520, 268691, 362280, 537382, 724560, 806073, 1074764, 1343455, 1612146, 2149528, 2686910, 3224292, 4030365, 4299056, 5373820, 6448584, 8060730, 10747640, 12897168, 16121460, 21495280, 32242920, 64485840]

約数ペア:

[(1, 64485840), (2, 32242920), (3, 21495280), (4, 16121460), (5, 12897168), (6, 10747640), (8, 8060730), (10, 6448584), (12, 5373820), (15, 4299056), (16, 4030365), (20, 3224292), (24, 2686910), (30, 2149528), (40, 1612146), (48, 1343455), (60, 1074764), (80, 806073), (89, 724560), (120, 537382), (178, 362280), (240, 268691), (267, 241520), (356, 181140), (445, 144912), (534, 120760), (712, 90570), (890, 72456), (1068, 60380), (1335, 48304), (1424, 45285), (1780, 36228), (2136, 30190), (2670, 24152), (3019, 21360), (3560, 18114), (4272, 15095), (5340, 12076), (6038, 10680), (7120, 9057)]