157225716

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2161}}^1$

素因数の和:2261

約数の個数: 72

約数和(自身を含む): 415519104

約数和(自身を除く): 258293388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 47, 86, 94, 129, 141, 172, 188, 258, 282, 387, 423, 516, 564, 774, 846, 1548, 1692, 2021, 2161, 4042, 4322, 6063, 6483, 8084, 8644, 12126, 12966, 18189, 19449, 24252, 25932, 36378, 38898, 72756, 77796, 92923, 101567, 185846, 203134, 278769, 304701, 371692, 406268, 557538, 609402, 836307, 914103, 1115076, 1218804, 1672614, 1828206, 3345228, 3656412, 4367381, 8734762, 13102143, 17469524, 26204286, 39306429, 52408572, 78612858, 157225716]

約数ペア:

[(1, 157225716), (2, 78612858), (3, 52408572), (4, 39306429), (6, 26204286), (9, 17469524), (12, 13102143), (18, 8734762), (36, 4367381), (43, 3656412), (47, 3345228), (86, 1828206), (94, 1672614), (129, 1218804), (141, 1115076), (172, 914103), (188, 836307), (258, 609402), (282, 557538), (387, 406268), (423, 371692), (516, 304701), (564, 278769), (774, 203134), (846, 185846), (1548, 101567), (1692, 92923), (2021, 77796), (2161, 72756), (4042, 38898), (4322, 36378), (6063, 25932), (6483, 24252), (8084, 19449), (8644, 18189), (12126, 12966)]