138891660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{4639}}^1$

素因数の和:5150

約数の個数: 48

約数和(自身を含む): 389760000

約数和(自身を除く): 250868340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 998, 1497, 1996, 2495, 2994, 4639, 4990, 5988, 7485, 9278, 9980, 13917, 14970, 18556, 23195, 27834, 29940, 46390, 55668, 69585, 92780, 139170, 278340, 2314861, 4629722, 6944583, 9259444, 11574305, 13889166, 23148610, 27778332, 34722915, 46297220, 69445830, 138891660]

約数ペア:

[(1, 138891660), (2, 69445830), (3, 46297220), (4, 34722915), (5, 27778332), (6, 23148610), (10, 13889166), (12, 11574305), (15, 9259444), (20, 6944583), (30, 4629722), (60, 2314861), (499, 278340), (998, 139170), (1497, 92780), (1996, 69585), (2495, 55668), (2994, 46390), (4639, 29940), (4990, 27834), (5988, 23195), (7485, 18556), (9278, 14970), (9980, 13917)]