157661880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{16631}}^1$

素因数の和:16724

約数の個数: 64

約数和(自身を含む): 479001600

約数和(自身を除く): 321339720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 16631, 33262, 49893, 66524, 83155, 99786, 133048, 166310, 199572, 249465, 332620, 399144, 498930, 665240, 997860, 1313849, 1995720, 2627698, 3941547, 5255396, 6569245, 7883094, 10510792, 13138490, 15766188, 19707735, 26276980, 31532376, 39415470, 52553960, 78830940, 157661880]

約数ペア:

[(1, 157661880), (2, 78830940), (3, 52553960), (4, 39415470), (5, 31532376), (6, 26276980), (8, 19707735), (10, 15766188), (12, 13138490), (15, 10510792), (20, 7883094), (24, 6569245), (30, 5255396), (40, 3941547), (60, 2627698), (79, 1995720), (120, 1313849), (158, 997860), (237, 665240), (316, 498930), (395, 399144), (474, 332620), (632, 249465), (790, 199572), (948, 166310), (1185, 133048), (1580, 99786), (1896, 83155), (2370, 66524), (3160, 49893), (4740, 33262), (9480, 16631)]