313048360

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{28879}}^1$

素因数の和:29161

約数の個数: 32

約数和(自身を含む): 706982400

約数和(自身を除く): 393934040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 10840, 28879, 57758, 115516, 144395, 231032, 288790, 577580, 1155160, 7826209, 15652418, 31304836, 39131045, 62609672, 78262090, 156524180, 313048360]

約数ペア:

[(1, 313048360), (2, 156524180), (4, 78262090), (5, 62609672), (8, 39131045), (10, 31304836), (20, 15652418), (40, 7826209), (271, 1155160), (542, 577580), (1084, 288790), (1355, 231032), (2168, 144395), (2710, 115516), (5420, 57758), (10840, 28879)]