15641580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2531}}^1$

素因数の和:2646

約数の個数: 48

約数和(自身を含む): 44239104

約数和(自身を除く): 28597524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 2531, 3090, 5062, 6180, 7593, 10124, 12655, 15186, 25310, 30372, 37965, 50620, 75930, 151860, 260693, 521386, 782079, 1042772, 1303465, 1564158, 2606930, 3128316, 3910395, 5213860, 7820790, 15641580]

約数ペア:

[(1, 15641580), (2, 7820790), (3, 5213860), (4, 3910395), (5, 3128316), (6, 2606930), (10, 1564158), (12, 1303465), (15, 1042772), (20, 782079), (30, 521386), (60, 260693), (103, 151860), (206, 75930), (309, 50620), (412, 37965), (515, 30372), (618, 25310), (1030, 15186), (1236, 12655), (1545, 10124), (2060, 7593), (2531, 6180), (3090, 5062)]