2727180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 8408400

約数和(自身を除く): 5681220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 139, 180, 218, 278, 327, 417, 436, 545, 556, 654, 695, 834, 981, 1090, 1251, 1308, 1390, 1635, 1668, 1962, 2085, 2180, 2502, 2780, 3270, 3924, 4170, 4905, 5004, 6255, 6540, 8340, 9810, 12510, 15151, 19620, 25020, 30302, 45453, 60604, 75755, 90906, 136359, 151510, 181812, 227265, 272718, 303020, 454530, 545436, 681795, 909060, 1363590, 2727180]

約数ペア:

[(1, 2727180), (2, 1363590), (3, 909060), (4, 681795), (5, 545436), (6, 454530), (9, 303020), (10, 272718), (12, 227265), (15, 181812), (18, 151510), (20, 136359), (30, 90906), (36, 75755), (45, 60604), (60, 45453), (90, 30302), (109, 25020), (139, 19620), (180, 15151), (218, 12510), (278, 9810), (327, 8340), (417, 6540), (436, 6255), (545, 5004), (556, 4905), (654, 4170), (695, 3924), (834, 3270), (981, 2780), (1090, 2502), (1251, 2180), (1308, 2085), (1390, 1962), (1635, 1668)]