16726140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2161}}^1$

素因数の和:2219

約数の個数: 72

約数和(自身を含む): 51939888

約数和(自身を除く): 35213748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2161, 2580, 3870, 4322, 6483, 7740, 8644, 10805, 12966, 19449, 21610, 25932, 32415, 38898, 43220, 64830, 77796, 92923, 97245, 129660, 185846, 194490, 278769, 371692, 388980, 464615, 557538, 836307, 929230, 1115076, 1393845, 1672614, 1858460, 2787690, 3345228, 4181535, 5575380, 8363070, 16726140]

約数ペア:

[(1, 16726140), (2, 8363070), (3, 5575380), (4, 4181535), (5, 3345228), (6, 2787690), (9, 1858460), (10, 1672614), (12, 1393845), (15, 1115076), (18, 929230), (20, 836307), (30, 557538), (36, 464615), (43, 388980), (45, 371692), (60, 278769), (86, 194490), (90, 185846), (129, 129660), (172, 97245), (180, 92923), (215, 77796), (258, 64830), (387, 43220), (430, 38898), (516, 32415), (645, 25932), (774, 21610), (860, 19449), (1290, 12966), (1548, 10805), (1935, 8644), (2161, 7740), (2580, 6483), (3870, 4322)]