799920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:131

約数の個数: 120

約数和(自身を含む): 2959632

約数和(自身を除く): 2159712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 101, 110, 120, 132, 144, 165, 176, 180, 198, 202, 220, 240, 264, 303, 330, 360, 396, 404, 440, 495, 505, 528, 606, 660, 720, 792, 808, 880, 909, 990, 1010, 1111, 1212, 1320, 1515, 1584, 1616, 1818, 1980, 2020, 2222, 2424, 2640, 3030, 3333, 3636, 3960, 4040, 4444, 4545, 4848, 5555, 6060, 6666, 7272, 7920, 8080, 8888, 9090, 9999, 11110, 12120, 13332, 14544, 16665, 17776, 18180, 19998, 22220, 24240, 26664, 33330, 36360, 39996, 44440, 49995, 53328, 66660, 72720, 79992, 88880, 99990, 133320, 159984, 199980, 266640, 399960, 799920]

約数ペア:

[(1, 799920), (2, 399960), (3, 266640), (4, 199980), (5, 159984), (6, 133320), (8, 99990), (9, 88880), (10, 79992), (11, 72720), (12, 66660), (15, 53328), (16, 49995), (18, 44440), (20, 39996), (22, 36360), (24, 33330), (30, 26664), (33, 24240), (36, 22220), (40, 19998), (44, 18180), (45, 17776), (48, 16665), (55, 14544), (60, 13332), (66, 12120), (72, 11110), (80, 9999), (88, 9090), (90, 8888), (99, 8080), (101, 7920), (110, 7272), (120, 6666), (132, 6060), (144, 5555), (165, 4848), (176, 4545), (180, 4444), (198, 4040), (202, 3960), (220, 3636), (240, 3333), (264, 3030), (303, 2640), (330, 2424), (360, 2222), (396, 2020), (404, 1980), (440, 1818), (495, 1616), (505, 1584), (528, 1515), (606, 1320), (660, 1212), (720, 1111), (792, 1010), (808, 990), (880, 909)]