15997140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{88873}}^1$

素因数の和:88888

約数の個数: 36

約数和(自身を含む): 48525204

約数和(自身を除く): 32528064

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 88873, 177746, 266619, 355492, 444365, 533238, 799857, 888730, 1066476, 1333095, 1599714, 1777460, 2666190, 3199428, 3999285, 5332380, 7998570, 15997140]

約数ペア:

[(1, 15997140), (2, 7998570), (3, 5332380), (4, 3999285), (5, 3199428), (6, 2666190), (9, 1777460), (10, 1599714), (12, 1333095), (15, 1066476), (18, 888730), (20, 799857), (30, 533238), (36, 444365), (45, 355492), (60, 266619), (90, 177746), (180, 88873)]