51556980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 149184000

約数和(自身を除く): 97627020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 79, 146, 149, 158, 219, 237, 292, 298, 316, 365, 395, 438, 447, 474, 596, 730, 745, 790, 876, 894, 948, 1095, 1185, 1460, 1490, 1580, 1788, 2190, 2235, 2370, 2980, 4380, 4470, 4740, 5767, 8940, 10877, 11534, 11771, 17301, 21754, 23068, 23542, 28835, 32631, 34602, 35313, 43508, 47084, 54385, 57670, 58855, 65262, 69204, 70626, 86505, 108770, 115340, 117710, 130524, 141252, 163155, 173010, 176565, 217540, 235420, 326310, 346020, 353130, 652620, 706260, 859283, 1718566, 2577849, 3437132, 4296415, 5155698, 8592830, 10311396, 12889245, 17185660, 25778490, 51556980]

約数ペア:

[(1, 51556980), (2, 25778490), (3, 17185660), (4, 12889245), (5, 10311396), (6, 8592830), (10, 5155698), (12, 4296415), (15, 3437132), (20, 2577849), (30, 1718566), (60, 859283), (73, 706260), (79, 652620), (146, 353130), (149, 346020), (158, 326310), (219, 235420), (237, 217540), (292, 176565), (298, 173010), (316, 163155), (365, 141252), (395, 130524), (438, 117710), (447, 115340), (474, 108770), (596, 86505), (730, 70626), (745, 69204), (790, 65262), (876, 58855), (894, 57670), (948, 54385), (1095, 47084), (1185, 43508), (1460, 35313), (1490, 34602), (1580, 32631), (1788, 28835), (2190, 23542), (2235, 23068), (2370, 21754), (2980, 17301), (4380, 11771), (4470, 11534), (4740, 10877), (5767, 8940)]