178114520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{659}}^1$

素因数の和:932

約数の個数: 64

約数和(自身を含む): 416988000

約数和(自身を除く): 238873480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 233, 290, 466, 580, 659, 932, 1160, 1165, 1318, 1864, 2330, 2636, 3295, 4660, 5272, 6590, 6757, 9320, 13180, 13514, 19111, 26360, 27028, 33785, 38222, 54056, 67570, 76444, 95555, 135140, 152888, 153547, 191110, 270280, 307094, 382220, 614188, 764440, 767735, 1228376, 1535470, 3070940, 4452863, 6141880, 8905726, 17811452, 22264315, 35622904, 44528630, 89057260, 178114520]

約数ペア:

[(1, 178114520), (2, 89057260), (4, 44528630), (5, 35622904), (8, 22264315), (10, 17811452), (20, 8905726), (29, 6141880), (40, 4452863), (58, 3070940), (116, 1535470), (145, 1228376), (232, 767735), (233, 764440), (290, 614188), (466, 382220), (580, 307094), (659, 270280), (932, 191110), (1160, 153547), (1165, 152888), (1318, 135140), (1864, 95555), (2330, 76444), (2636, 67570), (3295, 54056), (4660, 38222), (5272, 33785), (6590, 27028), (6757, 26360), (9320, 19111), (13180, 13514)]