31380540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12163}}^1$

素因数の和:12218

約数の個数: 48

約数和(自身を含む): 89916288

約数和(自身を除く): 58535748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 12163, 24326, 36489, 48652, 60815, 72978, 121630, 145956, 182445, 243260, 364890, 523009, 729780, 1046018, 1569027, 2092036, 2615045, 3138054, 5230090, 6276108, 7845135, 10460180, 15690270, 31380540]

約数ペア:

[(1, 31380540), (2, 15690270), (3, 10460180), (4, 7845135), (5, 6276108), (6, 5230090), (10, 3138054), (12, 2615045), (15, 2092036), (20, 1569027), (30, 1046018), (43, 729780), (60, 523009), (86, 364890), (129, 243260), (172, 182445), (215, 145956), (258, 121630), (430, 72978), (516, 60815), (645, 48652), (860, 36489), (1290, 24326), (2580, 12163)]