30578720

素因数分解:

$2^5\times 5^1\times {\mathrm{383}}^1\times {\mathrm{499}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 72576000

約数和(自身を除く): 41997280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 383, 499, 766, 998, 1532, 1915, 1996, 2495, 3064, 3830, 3992, 4990, 6128, 7660, 7984, 9980, 12256, 15320, 15968, 19960, 30640, 39920, 61280, 79840, 191117, 382234, 764468, 955585, 1528936, 1911170, 3057872, 3822340, 6115744, 7644680, 15289360, 30578720]

約数ペア:

[(1, 30578720), (2, 15289360), (4, 7644680), (5, 6115744), (8, 3822340), (10, 3057872), (16, 1911170), (20, 1528936), (32, 955585), (40, 764468), (80, 382234), (160, 191117), (383, 79840), (499, 61280), (766, 39920), (998, 30640), (1532, 19960), (1915, 15968), (1996, 15320), (2495, 12256), (3064, 9980), (3830, 7984), (3992, 7660), (4990, 6128)]