321687340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{11351}}^1$

素因数の和:11482

約数の個数: 48

約数和(自身を含む): 734247360

約数和(自身を除く): 412560020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2834, 5668, 7085, 11351, 14170, 22702, 28340, 45404, 56755, 113510, 147563, 227020, 295126, 590252, 737815, 1237259, 1475630, 2474518, 2951260, 4949036, 6186295, 12372590, 16084367, 24745180, 32168734, 64337468, 80421835, 160843670, 321687340]

約数ペア:

[(1, 321687340), (2, 160843670), (4, 80421835), (5, 64337468), (10, 32168734), (13, 24745180), (20, 16084367), (26, 12372590), (52, 6186295), (65, 4949036), (109, 2951260), (130, 2474518), (218, 1475630), (260, 1237259), (436, 737815), (545, 590252), (1090, 295126), (1417, 227020), (2180, 147563), (2834, 113510), (5668, 56755), (7085, 45404), (11351, 28340), (14170, 22702)]