131158980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{242887}}^1$

素因数の和:242905

約数の個数: 48

約数和(自身を含む): 408051840

約数和(自身を除く): 276892860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 242887, 485774, 728661, 971548, 1214435, 1457322, 2185983, 2428870, 2914644, 3643305, 4371966, 4857740, 6557949, 7286610, 8743932, 10929915, 13115898, 14573220, 21859830, 26231796, 32789745, 43719660, 65579490, 131158980]

約数ペア:

[(1, 131158980), (2, 65579490), (3, 43719660), (4, 32789745), (5, 26231796), (6, 21859830), (9, 14573220), (10, 13115898), (12, 10929915), (15, 8743932), (18, 7286610), (20, 6557949), (27, 4857740), (30, 4371966), (36, 3643305), (45, 2914644), (54, 2428870), (60, 2185983), (90, 1457322), (108, 1214435), (135, 971548), (180, 728661), (270, 485774), (540, 242887)]