154448720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101611}}^1$

素因数の和:101643

約数の個数: 40

約数和(自身を含む): 377996640

約数和(自身を除く): 223547920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 101611, 203222, 406444, 508055, 812888, 1016110, 1625776, 1930609, 2032220, 3861218, 4064440, 7722436, 8128880, 9653045, 15444872, 19306090, 30889744, 38612180, 77224360, 154448720]

約数ペア:

[(1, 154448720), (2, 77224360), (4, 38612180), (5, 30889744), (8, 19306090), (10, 15444872), (16, 9653045), (19, 8128880), (20, 7722436), (38, 4064440), (40, 3861218), (76, 2032220), (80, 1930609), (95, 1625776), (152, 1016110), (190, 812888), (304, 508055), (380, 406444), (760, 203222), (1520, 101611)]