149261520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{621923}}^1$

素因数の和:621939

約数の個数: 40

約数和(自身を含む): 462711456

約数和(自身を除く): 313449936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 621923, 1243846, 1865769, 2487692, 3109615, 3731538, 4975384, 6219230, 7463076, 9328845, 9950768, 12438460, 14926152, 18657690, 24876920, 29852304, 37315380, 49753840, 74630760, 149261520]

約数ペア:

[(1, 149261520), (2, 74630760), (3, 49753840), (4, 37315380), (5, 29852304), (6, 24876920), (8, 18657690), (10, 14926152), (12, 12438460), (15, 9950768), (16, 9328845), (20, 7463076), (24, 6219230), (30, 4975384), (40, 3731538), (48, 3109615), (60, 2487692), (80, 1865769), (120, 1243846), (240, 621923)]