68009360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:576

約数の個数: 80

約数和(自身を含む): 168471360

約数和(自身を除く): 100462000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 152, 190, 202, 304, 380, 404, 443, 505, 760, 808, 886, 1010, 1520, 1616, 1772, 1919, 2020, 2215, 3544, 3838, 4040, 4430, 7088, 7676, 8080, 8417, 8860, 9595, 15352, 16834, 17720, 19190, 30704, 33668, 35440, 38380, 42085, 44743, 67336, 76760, 84170, 89486, 134672, 153520, 168340, 178972, 223715, 336680, 357944, 447430, 673360, 715888, 850117, 894860, 1700234, 1789720, 3400468, 3579440, 4250585, 6800936, 8501170, 13601872, 17002340, 34004680, 68009360]

約数ペア:

[(1, 68009360), (2, 34004680), (4, 17002340), (5, 13601872), (8, 8501170), (10, 6800936), (16, 4250585), (19, 3579440), (20, 3400468), (38, 1789720), (40, 1700234), (76, 894860), (80, 850117), (95, 715888), (101, 673360), (152, 447430), (190, 357944), (202, 336680), (304, 223715), (380, 178972), (404, 168340), (443, 153520), (505, 134672), (760, 89486), (808, 84170), (886, 76760), (1010, 67336), (1520, 44743), (1616, 42085), (1772, 38380), (1919, 35440), (2020, 33668), (2215, 30704), (3544, 19190), (3838, 17720), (4040, 16834), (4430, 15352), (7088, 9595), (7676, 8860), (8080, 8417)]