331445280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{690511}}^1$

素因数の和:690529

約数の個数: 48

約数和(自身を含む): 1044054144

約数和(自身を除く): 712608864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 690511, 1381022, 2071533, 2762044, 3452555, 4143066, 5524088, 6905110, 8286132, 10357665, 11048176, 13810220, 16572264, 20715330, 22096352, 27620440, 33144528, 41430660, 55240880, 66289056, 82861320, 110481760, 165722640, 331445280]

約数ペア:

[(1, 331445280), (2, 165722640), (3, 110481760), (4, 82861320), (5, 66289056), (6, 55240880), (8, 41430660), (10, 33144528), (12, 27620440), (15, 22096352), (16, 20715330), (20, 16572264), (24, 13810220), (30, 11048176), (32, 10357665), (40, 8286132), (48, 6905110), (60, 5524088), (80, 4143066), (96, 3452555), (120, 2762044), (160, 2071533), (240, 1381022), (480, 690511)]