256417080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{14341}}^1$

素因数の和:14504

約数の個数: 64

約数和(自身を含む): 774468000

約数和(自身を除く): 518050920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1192, 1490, 1788, 2235, 2980, 3576, 4470, 5960, 8940, 14341, 17880, 28682, 43023, 57364, 71705, 86046, 114728, 143410, 172092, 215115, 286820, 344184, 430230, 573640, 860460, 1720920, 2136809, 4273618, 6410427, 8547236, 10684045, 12820854, 17094472, 21368090, 25641708, 32052135, 42736180, 51283416, 64104270, 85472360, 128208540, 256417080]

約数ペア:

[(1, 256417080), (2, 128208540), (3, 85472360), (4, 64104270), (5, 51283416), (6, 42736180), (8, 32052135), (10, 25641708), (12, 21368090), (15, 17094472), (20, 12820854), (24, 10684045), (30, 8547236), (40, 6410427), (60, 4273618), (120, 2136809), (149, 1720920), (298, 860460), (447, 573640), (596, 430230), (745, 344184), (894, 286820), (1192, 215115), (1490, 172092), (1788, 143410), (2235, 114728), (2980, 86046), (3576, 71705), (4470, 57364), (5960, 43023), (8940, 28682), (14341, 17880)]