70105980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{166919}}^1$

素因数の和:166938

約数の個数: 48

約数和(自身を含む): 224340480

約数和(自身を除く): 154234500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 166919, 333838, 500757, 667676, 834595, 1001514, 1168433, 1669190, 2003028, 2336866, 2503785, 3338380, 3505299, 4673732, 5007570, 5842165, 7010598, 10015140, 11684330, 14021196, 17526495, 23368660, 35052990, 70105980]

約数ペア:

[(1, 70105980), (2, 35052990), (3, 23368660), (4, 17526495), (5, 14021196), (6, 11684330), (7, 10015140), (10, 7010598), (12, 5842165), (14, 5007570), (15, 4673732), (20, 3505299), (21, 3338380), (28, 2503785), (30, 2336866), (35, 2003028), (42, 1669190), (60, 1168433), (70, 1001514), (84, 834595), (105, 667676), (140, 500757), (210, 333838), (420, 166919)]