21210720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44189}}^1$

素因数の和:44207

約数の個数: 48

約数和(自身を含む): 66815280

約数和(自身を除く): 45604560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44189, 88378, 132567, 176756, 220945, 265134, 353512, 441890, 530268, 662835, 707024, 883780, 1060536, 1325670, 1414048, 1767560, 2121072, 2651340, 3535120, 4242144, 5302680, 7070240, 10605360, 21210720]

約数ペア:

[(1, 21210720), (2, 10605360), (3, 7070240), (4, 5302680), (5, 4242144), (6, 3535120), (8, 2651340), (10, 2121072), (12, 1767560), (15, 1414048), (16, 1325670), (20, 1060536), (24, 883780), (30, 707024), (32, 662835), (40, 530268), (48, 441890), (60, 353512), (80, 265134), (96, 220945), (120, 176756), (160, 132567), (240, 88378), (480, 44189)]