330675280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317957}}^1$

素因数の和:317983

約数の個数: 40

約数和(自身を含む): 827962632

約数和(自身を除く): 497287352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 317957, 635914, 1271828, 1589785, 2543656, 3179570, 4133441, 5087312, 6359140, 8266882, 12718280, 16533764, 20667205, 25436560, 33067528, 41334410, 66135056, 82668820, 165337640, 330675280]

約数ペア:

[(1, 330675280), (2, 165337640), (4, 82668820), (5, 66135056), (8, 41334410), (10, 33067528), (13, 25436560), (16, 20667205), (20, 16533764), (26, 12718280), (40, 8266882), (52, 6359140), (65, 5087312), (80, 4133441), (104, 3179570), (130, 2543656), (208, 1589785), (260, 1271828), (520, 635914), (1040, 317957)]