149425220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{22709}}^1$

素因数の和:22772

約数の個数: 48

約数和(自身を含む): 366266880

約数和(自身を除く): 216841660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 22709, 45418, 90836, 113545, 158963, 227090, 317926, 454180, 635852, 794815, 1067323, 1589630, 2134646, 3179260, 4269292, 5336615, 7471261, 10673230, 14942522, 21346460, 29885044, 37356305, 74712610, 149425220]

約数ペア:

[(1, 149425220), (2, 74712610), (4, 37356305), (5, 29885044), (7, 21346460), (10, 14942522), (14, 10673230), (20, 7471261), (28, 5336615), (35, 4269292), (47, 3179260), (70, 2134646), (94, 1589630), (140, 1067323), (188, 794815), (235, 635852), (329, 454180), (470, 317926), (658, 227090), (940, 158963), (1316, 113545), (1645, 90836), (3290, 45418), (6580, 22709)]