320228880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1334287}}^1$

素因数の和:1334303

約数の個数: 40

約数和(自身を含む): 992710272

約数和(自身を除く): 672481392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1334287, 2668574, 4002861, 5337148, 6671435, 8005722, 10674296, 13342870, 16011444, 20014305, 21348592, 26685740, 32022888, 40028610, 53371480, 64045776, 80057220, 106742960, 160114440, 320228880]

約数ペア:

[(1, 320228880), (2, 160114440), (3, 106742960), (4, 80057220), (5, 64045776), (6, 53371480), (8, 40028610), (10, 32022888), (12, 26685740), (15, 21348592), (16, 20014305), (20, 16011444), (24, 13342870), (30, 10674296), (40, 8005722), (48, 6671435), (60, 5337148), (80, 4002861), (120, 2668574), (240, 1334287)]