81693420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13219}}^1$

素因数の和:13334

約数の個数: 48

約数和(自身を含む): 230979840

約数和(自身を除く): 149286420

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, 3090, 6180, 13219, 26438, 39657, 52876, 66095, 79314, 132190, 158628, 198285, 264380, 396570, 793140, 1361557, 2723114, 4084671, 5446228, 6807785, 8169342, 13615570, 16338684, 20423355, 27231140, 40846710, 81693420]

約数ペア:

[(1, 81693420), (2, 40846710), (3, 27231140), (4, 20423355), (5, 16338684), (6, 13615570), (10, 8169342), (12, 6807785), (15, 5446228), (20, 4084671), (30, 2723114), (60, 1361557), (103, 793140), (206, 396570), (309, 264380), (412, 198285), (515, 158628), (618, 132190), (1030, 79314), (1236, 66095), (1545, 52876), (2060, 39657), (3090, 26438), (6180, 13219)]