153938640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{641411}}^1$

素因数の和:641427

約数の個数: 40

約数和(自身を含む): 477210528

約数和(自身を除く): 323271888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 641411, 1282822, 1924233, 2565644, 3207055, 3848466, 5131288, 6414110, 7696932, 9621165, 10262576, 12828220, 15393864, 19242330, 25656440, 30787728, 38484660, 51312880, 76969320, 153938640]

約数ペア:

[(1, 153938640), (2, 76969320), (3, 51312880), (4, 38484660), (5, 30787728), (6, 25656440), (8, 19242330), (10, 15393864), (12, 12828220), (15, 10262576), (16, 9621165), (20, 7696932), (24, 6414110), (30, 5131288), (40, 3848466), (48, 3207055), (60, 2565644), (80, 1924233), (120, 1282822), (240, 641411)]