51242640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2399}}^1$

素因数の和:2504

約数の個数: 80

約数和(自身を含む): 160704000

約数和(自身を除く): 109461360

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, 2399, 2670, 3560, 4272, 4798, 5340, 7120, 7197, 9596, 10680, 11995, 14394, 19192, 21360, 23990, 28788, 35985, 38384, 47980, 57576, 71970, 95960, 115152, 143940, 191920, 213511, 287880, 427022, 575760, 640533, 854044, 1067555, 1281066, 1708088, 2135110, 2562132, 3202665, 3416176, 4270220, 5124264, 6405330, 8540440, 10248528, 12810660, 17080880, 25621320, 51242640]

約数ペア:

[(1, 51242640), (2, 25621320), (3, 17080880), (4, 12810660), (5, 10248528), (6, 8540440), (8, 6405330), (10, 5124264), (12, 4270220), (15, 3416176), (16, 3202665), (20, 2562132), (24, 2135110), (30, 1708088), (40, 1281066), (48, 1067555), (60, 854044), (80, 640533), (89, 575760), (120, 427022), (178, 287880), (240, 213511), (267, 191920), (356, 143940), (445, 115152), (534, 95960), (712, 71970), (890, 57576), (1068, 47980), (1335, 38384), (1424, 35985), (1780, 28788), (2136, 23990), (2399, 21360), (2670, 19192), (3560, 14394), (4272, 11995), (4798, 10680), (5340, 9596), (7120, 7197)]