68635920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{285983}}^1$

素因数の和:285999

約数の個数: 40

約数和(自身を含む): 212772096

約数和(自身を除く): 144136176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 285983, 571966, 857949, 1143932, 1429915, 1715898, 2287864, 2859830, 3431796, 4289745, 4575728, 5719660, 6863592, 8579490, 11439320, 13727184, 17158980, 22878640, 34317960, 68635920]

約数ペア:

[(1, 68635920), (2, 34317960), (3, 22878640), (4, 17158980), (5, 13727184), (6, 11439320), (8, 8579490), (10, 6863592), (12, 5719660), (15, 4575728), (16, 4289745), (20, 3431796), (24, 2859830), (30, 2287864), (40, 1715898), (48, 1429915), (60, 1143932), (80, 857949), (120, 571966), (240, 285983)]