201528460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{9661}}^1$

素因数の和:9826

約数の個数: 48

約数和(自身を含む): 486964800

約数和(自身を除く): 285436340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 9661, 10430, 19322, 20860, 38644, 48305, 67627, 96610, 135254, 193220, 270508, 338135, 676270, 1352540, 1439489, 2878978, 5757956, 7197445, 10076423, 14394890, 20152846, 28789780, 40305692, 50382115, 100764230, 201528460]

約数ペア:

[(1, 201528460), (2, 100764230), (4, 50382115), (5, 40305692), (7, 28789780), (10, 20152846), (14, 14394890), (20, 10076423), (28, 7197445), (35, 5757956), (70, 2878978), (140, 1439489), (149, 1352540), (298, 676270), (596, 338135), (745, 270508), (1043, 193220), (1490, 135254), (2086, 96610), (2980, 67627), (4172, 48305), (5215, 38644), (9661, 20860), (10430, 19322)]