311956830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:746

約数の個数: 96

約数和(自身を含む): 837064800

約数和(自身を除く): 525107970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 149, 215, 258, 298, 387, 430, 447, 541, 645, 745, 774, 894, 1082, 1290, 1341, 1490, 1623, 1935, 2235, 2682, 2705, 3246, 3870, 4470, 4869, 5410, 6407, 6705, 8115, 9738, 12814, 13410, 16230, 19221, 23263, 24345, 32035, 38442, 46526, 48690, 57663, 64070, 69789, 80609, 96105, 115326, 116315, 139578, 161218, 192210, 209367, 232630, 241827, 288315, 348945, 403045, 418734, 483654, 576630, 697890, 725481, 806090, 1046835, 1209135, 1450962, 2093670, 2418270, 3466187, 3627405, 6932374, 7254810, 10398561, 17330935, 20797122, 31195683, 34661870, 51992805, 62391366, 103985610, 155978415, 311956830]

約数ペア:

[(1, 311956830), (2, 155978415), (3, 103985610), (5, 62391366), (6, 51992805), (9, 34661870), (10, 31195683), (15, 20797122), (18, 17330935), (30, 10398561), (43, 7254810), (45, 6932374), (86, 3627405), (90, 3466187), (129, 2418270), (149, 2093670), (215, 1450962), (258, 1209135), (298, 1046835), (387, 806090), (430, 725481), (447, 697890), (541, 576630), (645, 483654), (745, 418734), (774, 403045), (894, 348945), (1082, 288315), (1290, 241827), (1341, 232630), (1490, 209367), (1623, 192210), (1935, 161218), (2235, 139578), (2682, 116315), (2705, 115326), (3246, 96105), (3870, 80609), (4470, 69789), (4869, 64070), (5410, 57663), (6407, 48690), (6705, 46526), (8115, 38442), (9738, 32035), (12814, 24345), (13410, 23263), (16230, 19221)]