68935920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{287233}}^1$

素因数の和:287249

約数の個数: 40

約数和(自身を含む): 213702096

約数和(自身を除く): 144766176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 287233, 574466, 861699, 1148932, 1436165, 1723398, 2297864, 2872330, 3446796, 4308495, 4595728, 5744660, 6893592, 8616990, 11489320, 13787184, 17233980, 22978640, 34467960, 68935920]

約数ペア:

[(1, 68935920), (2, 34467960), (3, 22978640), (4, 17233980), (5, 13787184), (6, 11489320), (8, 8616990), (10, 6893592), (12, 5744660), (15, 4595728), (16, 4308495), (20, 3446796), (24, 2872330), (30, 2297864), (40, 1723398), (48, 1436165), (60, 1148932), (80, 861699), (120, 574466), (240, 287233)]