78952020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{593}}^1$

素因数の和:929

約数の個数: 96

約数和(自身を含む): 253870848

約数和(自身を除く): 174918828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 317, 420, 593, 634, 951, 1186, 1268, 1585, 1779, 1902, 2219, 2372, 2965, 3170, 3558, 3804, 4151, 4438, 4755, 5930, 6340, 6657, 7116, 8302, 8876, 8895, 9510, 11095, 11860, 12453, 13314, 16604, 17790, 19020, 20755, 22190, 24906, 26628, 33285, 35580, 41510, 44380, 49812, 62265, 66570, 83020, 124530, 133140, 187981, 249060, 375962, 563943, 751924, 939905, 1127886, 1315867, 1879810, 2255772, 2631734, 2819715, 3759620, 3947601, 5263468, 5639430, 6579335, 7895202, 11278860, 13158670, 15790404, 19738005, 26317340, 39476010, 78952020]

約数ペア:

[(1, 78952020), (2, 39476010), (3, 26317340), (4, 19738005), (5, 15790404), (6, 13158670), (7, 11278860), (10, 7895202), (12, 6579335), (14, 5639430), (15, 5263468), (20, 3947601), (21, 3759620), (28, 2819715), (30, 2631734), (35, 2255772), (42, 1879810), (60, 1315867), (70, 1127886), (84, 939905), (105, 751924), (140, 563943), (210, 375962), (317, 249060), (420, 187981), (593, 133140), (634, 124530), (951, 83020), (1186, 66570), (1268, 62265), (1585, 49812), (1779, 44380), (1902, 41510), (2219, 35580), (2372, 33285), (2965, 26628), (3170, 24906), (3558, 22190), (3804, 20755), (4151, 19020), (4438, 17790), (4755, 16604), (5930, 13314), (6340, 12453), (6657, 11860), (7116, 11095), (8302, 9510), (8876, 8895)]