308420240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{124363}}^1$

素因数の和:124407

約数の個数: 40

約数和(自身を含む): 740214528

約数和(自身を除く): 431794288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 124363, 248726, 497452, 621815, 994904, 1243630, 1989808, 2487260, 3855253, 4974520, 7710506, 9949040, 15421012, 19276265, 30842024, 38552530, 61684048, 77105060, 154210120, 308420240]

約数ペア:

[(1, 308420240), (2, 154210120), (4, 77105060), (5, 61684048), (8, 38552530), (10, 30842024), (16, 19276265), (20, 15421012), (31, 9949040), (40, 7710506), (62, 4974520), (80, 3855253), (124, 2487260), (155, 1989808), (248, 1243630), (310, 994904), (496, 621815), (620, 497452), (1240, 248726), (2480, 124363)]