18366960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:862

約数の個数: 80

約数和(自身を含む): 57567744

約数和(自身を除く): 39200784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 743, 824, 1030, 1236, 1486, 1545, 1648, 2060, 2229, 2472, 2972, 3090, 3715, 4120, 4458, 4944, 5944, 6180, 7430, 8240, 8916, 11145, 11888, 12360, 14860, 17832, 22290, 24720, 29720, 35664, 44580, 59440, 76529, 89160, 153058, 178320, 229587, 306116, 382645, 459174, 612232, 765290, 918348, 1147935, 1224464, 1530580, 1836696, 2295870, 3061160, 3673392, 4591740, 6122320, 9183480, 18366960]

約数ペア:

[(1, 18366960), (2, 9183480), (3, 6122320), (4, 4591740), (5, 3673392), (6, 3061160), (8, 2295870), (10, 1836696), (12, 1530580), (15, 1224464), (16, 1147935), (20, 918348), (24, 765290), (30, 612232), (40, 459174), (48, 382645), (60, 306116), (80, 229587), (103, 178320), (120, 153058), (206, 89160), (240, 76529), (309, 59440), (412, 44580), (515, 35664), (618, 29720), (743, 24720), (824, 22290), (1030, 17832), (1236, 14860), (1486, 12360), (1545, 11888), (1648, 11145), (2060, 8916), (2229, 8240), (2472, 7430), (2972, 6180), (3090, 5944), (3715, 4944), (4120, 4458)]