331927540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{76481}}^1$

素因数の和:76528

約数の個数: 48

約数和(自身を含む): 822334464

約数和(自身を除く): 490406924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 76481, 152962, 305924, 382405, 535367, 764810, 1070734, 1529620, 2141468, 2370911, 2676835, 4741822, 5353670, 9483644, 10707340, 11854555, 16596377, 23709110, 33192754, 47418220, 66385508, 82981885, 165963770, 331927540]

約数ペア:

[(1, 331927540), (2, 165963770), (4, 82981885), (5, 66385508), (7, 47418220), (10, 33192754), (14, 23709110), (20, 16596377), (28, 11854555), (31, 10707340), (35, 9483644), (62, 5353670), (70, 4741822), (124, 2676835), (140, 2370911), (155, 2141468), (217, 1529620), (310, 1070734), (434, 764810), (620, 535367), (868, 382405), (1085, 305924), (2170, 152962), (4340, 76481)]