181719108

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{509}}^1$

素因数の和:777

約数の個数: 72

約数和(自身を含む): 472268160

約数和(自身を除く): 290549052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 211, 282, 422, 423, 509, 564, 633, 844, 846, 1018, 1266, 1527, 1692, 1899, 2036, 2532, 3054, 3798, 4581, 6108, 7596, 9162, 9917, 18324, 19834, 23923, 29751, 39668, 47846, 59502, 71769, 89253, 95692, 107399, 119004, 143538, 178506, 214798, 215307, 287076, 322197, 357012, 429596, 430614, 644394, 861228, 966591, 1288788, 1933182, 3866364, 5047753, 10095506, 15143259, 20191012, 30286518, 45429777, 60573036, 90859554, 181719108]

約数ペア:

[(1, 181719108), (2, 90859554), (3, 60573036), (4, 45429777), (6, 30286518), (9, 20191012), (12, 15143259), (18, 10095506), (36, 5047753), (47, 3866364), (94, 1933182), (141, 1288788), (188, 966591), (211, 861228), (282, 644394), (422, 430614), (423, 429596), (509, 357012), (564, 322197), (633, 287076), (844, 215307), (846, 214798), (1018, 178506), (1266, 143538), (1527, 119004), (1692, 107399), (1899, 95692), (2036, 89253), (2532, 71769), (3054, 59502), (3798, 47846), (4581, 39668), (6108, 29751), (7596, 23923), (9162, 19834), (9917, 18324)]