31145670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{863}}^1$

素因数の和:1277

約数の個数: 48

約数和(自身を含む): 81274752

約数和(自身を除く): 50129082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 401, 802, 863, 1203, 1726, 2005, 2406, 2589, 3609, 4010, 4315, 5178, 6015, 7218, 7767, 8630, 12030, 12945, 15534, 18045, 25890, 36090, 38835, 77670, 346063, 692126, 1038189, 1730315, 2076378, 3114567, 3460630, 5190945, 6229134, 10381890, 15572835, 31145670]

約数ペア:

[(1, 31145670), (2, 15572835), (3, 10381890), (5, 6229134), (6, 5190945), (9, 3460630), (10, 3114567), (15, 2076378), (18, 1730315), (30, 1038189), (45, 692126), (90, 346063), (401, 77670), (802, 38835), (863, 36090), (1203, 25890), (1726, 18045), (2005, 15534), (2406, 12945), (2589, 12030), (3609, 8630), (4010, 7767), (4315, 7218), (5178, 6015)]