67878320

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 163516320

約数和(自身を除く): 95638000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 73, 80, 118, 146, 197, 236, 292, 295, 365, 394, 472, 584, 590, 730, 788, 944, 985, 1168, 1180, 1460, 1576, 1970, 2360, 2920, 3152, 3940, 4307, 4720, 5840, 7880, 8614, 11623, 14381, 15760, 17228, 21535, 23246, 28762, 34456, 43070, 46492, 57524, 58115, 68912, 71905, 86140, 92984, 115048, 116230, 143810, 172280, 185968, 230096, 232460, 287620, 344560, 464920, 575240, 848479, 929840, 1150480, 1696958, 3393916, 4242395, 6787832, 8484790, 13575664, 16969580, 33939160, 67878320]

約数ペア:

[(1, 67878320), (2, 33939160), (4, 16969580), (5, 13575664), (8, 8484790), (10, 6787832), (16, 4242395), (20, 3393916), (40, 1696958), (59, 1150480), (73, 929840), (80, 848479), (118, 575240), (146, 464920), (197, 344560), (236, 287620), (292, 232460), (295, 230096), (365, 185968), (394, 172280), (472, 143810), (584, 116230), (590, 115048), (730, 92984), (788, 86140), (944, 71905), (985, 68912), (1168, 58115), (1180, 57524), (1460, 46492), (1576, 43070), (1970, 34456), (2360, 28762), (2920, 23246), (3152, 21535), (3940, 17228), (4307, 15760), (4720, 14381), (5840, 11623), (7880, 8614)]