319760340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{8237}}^1$

素因数の和:8896

約数の個数: 48

約数和(自身を含む): 896821632

約数和(自身を除く): 577061292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 1294, 1941, 2588, 3235, 3882, 6470, 7764, 8237, 9705, 12940, 16474, 19410, 24711, 32948, 38820, 41185, 49422, 82370, 98844, 123555, 164740, 247110, 494220, 5329339, 10658678, 15988017, 21317356, 26646695, 31976034, 53293390, 63952068, 79940085, 106586780, 159880170, 319760340]

約数ペア:

[(1, 319760340), (2, 159880170), (3, 106586780), (4, 79940085), (5, 63952068), (6, 53293390), (10, 31976034), (12, 26646695), (15, 21317356), (20, 15988017), (30, 10658678), (60, 5329339), (647, 494220), (1294, 247110), (1941, 164740), (2588, 123555), (3235, 98844), (3882, 82370), (6470, 49422), (7764, 41185), (8237, 38820), (9705, 32948), (12940, 24711), (16474, 19410)]