431188740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{21977}}^1$

素因数の和:22101

約数の個数: 72

約数和(自身を含む): 1319998680

約数和(自身を除く): 888809940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4905, 6540, 9810, 19620, 21977, 43954, 65931, 87908, 109885, 131862, 197793, 219770, 263724, 329655, 395586, 439540, 659310, 791172, 988965, 1318620, 1977930, 2395493, 3955860, 4790986, 7186479, 9581972, 11977465, 14372958, 21559437, 23954930, 28745916, 35932395, 43118874, 47909860, 71864790, 86237748, 107797185, 143729580, 215594370, 431188740]

約数ペア:

[(1, 431188740), (2, 215594370), (3, 143729580), (4, 107797185), (5, 86237748), (6, 71864790), (9, 47909860), (10, 43118874), (12, 35932395), (15, 28745916), (18, 23954930), (20, 21559437), (30, 14372958), (36, 11977465), (45, 9581972), (60, 7186479), (90, 4790986), (109, 3955860), (180, 2395493), (218, 1977930), (327, 1318620), (436, 988965), (545, 791172), (654, 659310), (981, 439540), (1090, 395586), (1308, 329655), (1635, 263724), (1962, 219770), (2180, 197793), (3270, 131862), (3924, 109885), (4905, 87908), (6540, 65931), (9810, 43954), (19620, 21977)]