68469920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:358

約数の個数: 96

約数和(自身を含む): 172730880

約数和(自身を除く): 104260960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 101, 152, 160, 190, 202, 223, 304, 380, 404, 446, 505, 608, 760, 808, 892, 1010, 1115, 1520, 1616, 1784, 1919, 2020, 2230, 3040, 3232, 3568, 3838, 4040, 4237, 4460, 7136, 7676, 8080, 8474, 8920, 9595, 15352, 16160, 16948, 17840, 19190, 21185, 22523, 30704, 33896, 35680, 38380, 42370, 45046, 61408, 67792, 76760, 84740, 90092, 112615, 135584, 153520, 169480, 180184, 225230, 307040, 338960, 360368, 427937, 450460, 677920, 720736, 855874, 900920, 1711748, 1801840, 2139685, 3423496, 3603680, 4279370, 6846992, 8558740, 13693984, 17117480, 34234960, 68469920]

約数ペア:

[(1, 68469920), (2, 34234960), (4, 17117480), (5, 13693984), (8, 8558740), (10, 6846992), (16, 4279370), (19, 3603680), (20, 3423496), (32, 2139685), (38, 1801840), (40, 1711748), (76, 900920), (80, 855874), (95, 720736), (101, 677920), (152, 450460), (160, 427937), (190, 360368), (202, 338960), (223, 307040), (304, 225230), (380, 180184), (404, 169480), (446, 153520), (505, 135584), (608, 112615), (760, 90092), (808, 84740), (892, 76760), (1010, 67792), (1115, 61408), (1520, 45046), (1616, 42370), (1784, 38380), (1919, 35680), (2020, 33896), (2230, 30704), (3040, 22523), (3232, 21185), (3568, 19190), (3838, 17840), (4040, 16948), (4237, 16160), (4460, 15352), (7136, 9595), (7676, 8920), (8080, 8474)]