149179920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{621583}}^1$

素因数の和:621599

約数の個数: 40

約数和(自身を含む): 462458496

約数和(自身を除く): 313278576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 621583, 1243166, 1864749, 2486332, 3107915, 3729498, 4972664, 6215830, 7458996, 9323745, 9945328, 12431660, 14917992, 18647490, 24863320, 29835984, 37294980, 49726640, 74589960, 149179920]

約数ペア:

[(1, 149179920), (2, 74589960), (3, 49726640), (4, 37294980), (5, 29835984), (6, 24863320), (8, 18647490), (10, 14917992), (12, 12431660), (15, 9945328), (16, 9323745), (20, 7458996), (24, 6215830), (30, 4972664), (40, 3729498), (48, 3107915), (60, 2486332), (80, 1864749), (120, 1243166), (240, 621583)]