154598980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{1009}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 333930240

約数和(自身を除く): 179331260

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 163, 188, 235, 326, 470, 652, 815, 940, 1009, 1630, 2018, 3260, 4036, 5045, 7661, 10090, 15322, 20180, 30644, 38305, 47423, 76610, 94846, 153220, 164467, 189692, 237115, 328934, 474230, 657868, 822335, 948460, 1644670, 3289340, 7729949, 15459898, 30919796, 38649745, 77299490, 154598980]

約数ペア:

[(1, 154598980), (2, 77299490), (4, 38649745), (5, 30919796), (10, 15459898), (20, 7729949), (47, 3289340), (94, 1644670), (163, 948460), (188, 822335), (235, 657868), (326, 474230), (470, 328934), (652, 237115), (815, 189692), (940, 164467), (1009, 153220), (1630, 94846), (2018, 76610), (3260, 47423), (4036, 38305), (5045, 30644), (7661, 20180), (10090, 15322)]