81619320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{680161}}^1$

素因数の和:680175

約数の個数: 32

約数和(自身を含む): 244858320

約数和(自身を除く): 163239000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 680161, 1360322, 2040483, 2720644, 3400805, 4080966, 5441288, 6801610, 8161932, 10202415, 13603220, 16323864, 20404830, 27206440, 40809660, 81619320]

約数ペア:

[(1, 81619320), (2, 40809660), (3, 27206440), (4, 20404830), (5, 16323864), (6, 13603220), (8, 10202415), (10, 8161932), (12, 6801610), (15, 5441288), (20, 4080966), (24, 3400805), (30, 2720644), (40, 2040483), (60, 1360322), (120, 680161)]