211619800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{151157}}^1$

素因数の和:151180

約数の個数: 48

約数和(自身を含む): 562307760

約数和(自身を除く): 350687960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 151157, 302314, 604628, 755785, 1058099, 1209256, 1511570, 2116198, 3023140, 3778925, 4232396, 5290495, 6046280, 7557850, 8464792, 10580990, 15115700, 21161980, 26452475, 30231400, 42323960, 52904950, 105809900, 211619800]

約数ペア:

[(1, 211619800), (2, 105809900), (4, 52904950), (5, 42323960), (7, 30231400), (8, 26452475), (10, 21161980), (14, 15115700), (20, 10580990), (25, 8464792), (28, 7557850), (35, 6046280), (40, 5290495), (50, 4232396), (56, 3778925), (70, 3023140), (100, 2116198), (140, 1511570), (175, 1209256), (200, 1058099), (280, 755785), (350, 604628), (700, 302314), (1400, 151157)]