121880840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{433}}^1$

素因数の和:702

約数の個数: 64

約数和(自身を含む): 284981760

約数和(自身を除く): 163100920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 227, 248, 310, 433, 454, 620, 866, 908, 1135, 1240, 1732, 1816, 2165, 2270, 3464, 4330, 4540, 7037, 8660, 9080, 13423, 14074, 17320, 26846, 28148, 35185, 53692, 56296, 67115, 70370, 98291, 107384, 134230, 140740, 196582, 268460, 281480, 393164, 491455, 536920, 786328, 982910, 1965820, 3047021, 3931640, 6094042, 12188084, 15235105, 24376168, 30470210, 60940420, 121880840]

約数ペア:

[(1, 121880840), (2, 60940420), (4, 30470210), (5, 24376168), (8, 15235105), (10, 12188084), (20, 6094042), (31, 3931640), (40, 3047021), (62, 1965820), (124, 982910), (155, 786328), (227, 536920), (248, 491455), (310, 393164), (433, 281480), (454, 268460), (620, 196582), (866, 140740), (908, 134230), (1135, 107384), (1240, 98291), (1732, 70370), (1816, 67115), (2165, 56296), (2270, 53692), (3464, 35185), (4330, 28148), (4540, 26846), (7037, 17320), (8660, 14074), (9080, 13423)]