245930960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2767}}^1$

素因数の和:2892

約数の個数: 80

約数和(自身を含む): 630173952

約数和(自身を除く): 384242992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 101, 110, 176, 202, 220, 404, 440, 505, 808, 880, 1010, 1111, 1616, 2020, 2222, 2767, 4040, 4444, 5534, 5555, 8080, 8888, 11068, 11110, 13835, 17776, 22136, 22220, 27670, 30437, 44272, 44440, 55340, 60874, 88880, 110680, 121748, 152185, 221360, 243496, 279467, 304370, 486992, 558934, 608740, 1117868, 1217480, 1397335, 2235736, 2434960, 2794670, 3074137, 4471472, 5589340, 6148274, 11178680, 12296548, 15370685, 22357360, 24593096, 30741370, 49186192, 61482740, 122965480, 245930960]

約数ペア:

[(1, 245930960), (2, 122965480), (4, 61482740), (5, 49186192), (8, 30741370), (10, 24593096), (11, 22357360), (16, 15370685), (20, 12296548), (22, 11178680), (40, 6148274), (44, 5589340), (55, 4471472), (80, 3074137), (88, 2794670), (101, 2434960), (110, 2235736), (176, 1397335), (202, 1217480), (220, 1117868), (404, 608740), (440, 558934), (505, 486992), (808, 304370), (880, 279467), (1010, 243496), (1111, 221360), (1616, 152185), (2020, 121748), (2222, 110680), (2767, 88880), (4040, 60874), (4444, 55340), (5534, 44440), (5555, 44272), (8080, 30437), (8888, 27670), (11068, 22220), (11110, 22136), (13835, 17776)]