137272040

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 315705600

約数和(自身を除く): 178433560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 173, 239, 332, 346, 415, 478, 664, 692, 830, 865, 956, 1195, 1384, 1660, 1730, 1912, 2390, 3320, 3460, 4780, 6920, 9560, 14359, 19837, 28718, 39674, 41347, 57436, 71795, 79348, 82694, 99185, 114872, 143590, 158696, 165388, 198370, 206735, 287180, 330776, 396740, 413470, 574360, 793480, 826940, 1653880, 3431801, 6863602, 13727204, 17159005, 27454408, 34318010, 68636020, 137272040]

約数ペア:

[(1, 137272040), (2, 68636020), (4, 34318010), (5, 27454408), (8, 17159005), (10, 13727204), (20, 6863602), (40, 3431801), (83, 1653880), (166, 826940), (173, 793480), (239, 574360), (332, 413470), (346, 396740), (415, 330776), (478, 287180), (664, 206735), (692, 198370), (830, 165388), (865, 158696), (956, 143590), (1195, 114872), (1384, 99185), (1660, 82694), (1730, 79348), (1912, 71795), (2390, 57436), (3320, 41347), (3460, 39674), (4780, 28718), (6920, 19837), (9560, 14359)]