149747280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{623947}}^1$

素因数の和:623963

約数の個数: 40

約数和(自身を含む): 464217312

約数和(自身を除く): 314470032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 623947, 1247894, 1871841, 2495788, 3119735, 3743682, 4991576, 6239470, 7487364, 9359205, 9983152, 12478940, 14974728, 18718410, 24957880, 29949456, 37436820, 49915760, 74873640, 149747280]

約数ペア:

[(1, 149747280), (2, 74873640), (3, 49915760), (4, 37436820), (5, 29949456), (6, 24957880), (8, 18718410), (10, 14974728), (12, 12478940), (15, 9983152), (16, 9359205), (20, 7487364), (24, 6239470), (30, 4991576), (40, 3743682), (48, 3119735), (60, 2495788), (80, 1871841), (120, 1247894), (240, 623947)]