66803280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{278347}}^1$

素因数の和:278363

約数の個数: 40

約数和(自身を含む): 207090912

約数和(自身を除く): 140287632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 278347, 556694, 835041, 1113388, 1391735, 1670082, 2226776, 2783470, 3340164, 4175205, 4453552, 5566940, 6680328, 8350410, 11133880, 13360656, 16700820, 22267760, 33401640, 66803280]

約数ペア:

[(1, 66803280), (2, 33401640), (3, 22267760), (4, 16700820), (5, 13360656), (6, 11133880), (8, 8350410), (10, 6680328), (12, 5566940), (15, 4453552), (16, 4175205), (20, 3340164), (24, 2783470), (30, 2226776), (40, 1670082), (48, 1391735), (60, 1113388), (80, 835041), (120, 556694), (240, 278347)]