210820560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{878419}}^1$

素因数の和:878435

約数の個数: 40

約数和(自身を含む): 653544480

約数和(自身を除く): 442723920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 878419, 1756838, 2635257, 3513676, 4392095, 5270514, 7027352, 8784190, 10541028, 13176285, 14054704, 17568380, 21082056, 26352570, 35136760, 42164112, 52705140, 70273520, 105410280, 210820560]

約数ペア:

[(1, 210820560), (2, 105410280), (3, 70273520), (4, 52705140), (5, 42164112), (6, 35136760), (8, 26352570), (10, 21082056), (12, 17568380), (15, 14054704), (16, 13176285), (20, 10541028), (24, 8784190), (30, 7027352), (40, 5270514), (48, 4392095), (60, 3513676), (80, 2635257), (120, 1756838), (240, 878419)]