156988860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{373783}}^1$

素因数の和:373802

約数の個数: 48

約数和(自身を含む): 502365696

約数和(自身を除く): 345376836

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, 373783, 747566, 1121349, 1495132, 1868915, 2242698, 2616481, 3737830, 4485396, 5232962, 5606745, 7475660, 7849443, 10465924, 11213490, 13082405, 15698886, 22426980, 26164810, 31397772, 39247215, 52329620, 78494430, 156988860]

約数ペア:

[(1, 156988860), (2, 78494430), (3, 52329620), (4, 39247215), (5, 31397772), (6, 26164810), (7, 22426980), (10, 15698886), (12, 13082405), (14, 11213490), (15, 10465924), (20, 7849443), (21, 7475660), (28, 5606745), (30, 5232962), (35, 4485396), (42, 3737830), (60, 2616481), (70, 2242698), (84, 1868915), (105, 1495132), (140, 1121349), (210, 747566), (420, 373783)]