87695820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2309}}^1$

素因数の和:2535

約数の個数: 72

約数和(自身を含む): 267387120

約数和(自身を除く): 179691300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2110, 2309, 2532, 3165, 3798, 4220, 4618, 6330, 6927, 7596, 9236, 9495, 11545, 12660, 13854, 18990, 20781, 23090, 27708, 34635, 37980, 41562, 46180, 69270, 83124, 103905, 138540, 207810, 415620, 487199, 974398, 1461597, 1948796, 2435995, 2923194, 4384791, 4871990, 5846388, 7307985, 8769582, 9743980, 14615970, 17539164, 21923955, 29231940, 43847910, 87695820]

約数ペア:

[(1, 87695820), (2, 43847910), (3, 29231940), (4, 21923955), (5, 17539164), (6, 14615970), (9, 9743980), (10, 8769582), (12, 7307985), (15, 5846388), (18, 4871990), (20, 4384791), (30, 2923194), (36, 2435995), (45, 1948796), (60, 1461597), (90, 974398), (180, 487199), (211, 415620), (422, 207810), (633, 138540), (844, 103905), (1055, 83124), (1266, 69270), (1899, 46180), (2110, 41562), (2309, 37980), (2532, 34635), (3165, 27708), (3798, 23090), (4220, 20781), (4618, 18990), (6330, 13854), (6927, 12660), (7596, 11545), (9236, 9495)]