15188700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 44340912

約数和(自身を除く): 29152212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 197, 257, 300, 394, 514, 591, 771, 788, 985, 1028, 1182, 1285, 1542, 1970, 2364, 2570, 2955, 3084, 3855, 3940, 4925, 5140, 5910, 6425, 7710, 9850, 11820, 12850, 14775, 15420, 19275, 19700, 25700, 29550, 38550, 50629, 59100, 77100, 101258, 151887, 202516, 253145, 303774, 506290, 607548, 759435, 1012580, 1265725, 1518870, 2531450, 3037740, 3797175, 5062900, 7594350, 15188700]

約数ペア:

[(1, 15188700), (2, 7594350), (3, 5062900), (4, 3797175), (5, 3037740), (6, 2531450), (10, 1518870), (12, 1265725), (15, 1012580), (20, 759435), (25, 607548), (30, 506290), (50, 303774), (60, 253145), (75, 202516), (100, 151887), (150, 101258), (197, 77100), (257, 59100), (300, 50629), (394, 38550), (514, 29550), (591, 25700), (771, 19700), (788, 19275), (985, 15420), (1028, 14775), (1182, 12850), (1285, 11820), (1542, 9850), (1970, 7710), (2364, 6425), (2570, 5910), (2955, 5140), (3084, 4925), (3855, 3940)]