1618099020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{123143}}^1$

素因数の和:123231

約数の個数: 72

約数和(自身を含む): 4975510176

約数和(自身を除く): 3357411156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 6570, 13140, 123143, 246286, 369429, 492572, 615715, 738858, 1108287, 1231430, 1477716, 1847145, 2216574, 2462860, 3694290, 4433148, 5541435, 7388580, 8989439, 11082870, 17978878, 22165740, 26968317, 35957756, 44947195, 53936634, 80904951, 89894390, 107873268, 134841585, 161809902, 179788780, 269683170, 323619804, 404524755, 539366340, 809049510, 1618099020]

約数ペア:

[(1, 1618099020), (2, 809049510), (3, 539366340), (4, 404524755), (5, 323619804), (6, 269683170), (9, 179788780), (10, 161809902), (12, 134841585), (15, 107873268), (18, 89894390), (20, 80904951), (30, 53936634), (36, 44947195), (45, 35957756), (60, 26968317), (73, 22165740), (90, 17978878), (146, 11082870), (180, 8989439), (219, 7388580), (292, 5541435), (365, 4433148), (438, 3694290), (657, 2462860), (730, 2216574), (876, 1847145), (1095, 1477716), (1314, 1231430), (1460, 1108287), (2190, 738858), (2628, 615715), (3285, 492572), (4380, 369429), (6570, 246286), (13140, 123143)]