179626480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 160

約数和(自身を含む): 480826368

約数和(自身を除く): 301199888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 47, 55, 80, 86, 88, 94, 101, 110, 172, 176, 188, 202, 215, 220, 235, 344, 376, 404, 430, 440, 470, 473, 505, 517, 688, 752, 808, 860, 880, 940, 946, 1010, 1034, 1111, 1616, 1720, 1880, 1892, 2020, 2021, 2068, 2222, 2365, 2585, 3440, 3760, 3784, 4040, 4042, 4136, 4343, 4444, 4730, 4747, 5170, 5555, 7568, 8080, 8084, 8272, 8686, 8888, 9460, 9494, 10105, 10340, 11110, 16168, 17372, 17776, 18920, 18988, 20210, 20680, 21715, 22220, 22231, 23735, 32336, 34744, 37840, 37976, 40420, 41360, 43430, 44440, 44462, 47470, 47773, 52217, 69488, 75952, 80840, 86860, 88880, 88924, 94940, 95546, 104434, 111155, 161680, 173720, 177848, 189880, 191092, 204121, 208868, 222310, 238865, 261085, 347440, 355696, 379760, 382184, 408242, 417736, 444620, 477730, 522170, 764368, 816484, 835472, 889240, 955460, 1020605, 1044340, 1632968, 1778480, 1910920, 2041210, 2088680, 2245331, 3265936, 3821840, 4082420, 4177360, 4490662, 8164840, 8981324, 11226655, 16329680, 17962648, 22453310, 35925296, 44906620, 89813240, 179626480]

約数ペア:

[(1, 179626480), (2, 89813240), (4, 44906620), (5, 35925296), (8, 22453310), (10, 17962648), (11, 16329680), (16, 11226655), (20, 8981324), (22, 8164840), (40, 4490662), (43, 4177360), (44, 4082420), (47, 3821840), (55, 3265936), (80, 2245331), (86, 2088680), (88, 2041210), (94, 1910920), (101, 1778480), (110, 1632968), (172, 1044340), (176, 1020605), (188, 955460), (202, 889240), (215, 835472), (220, 816484), (235, 764368), (344, 522170), (376, 477730), (404, 444620), (430, 417736), (440, 408242), (470, 382184), (473, 379760), (505, 355696), (517, 347440), (688, 261085), (752, 238865), (808, 222310), (860, 208868), (880, 204121), (940, 191092), (946, 189880), (1010, 177848), (1034, 173720), (1111, 161680), (1616, 111155), (1720, 104434), (1880, 95546), (1892, 94940), (2020, 88924), (2021, 88880), (2068, 86860), (2222, 80840), (2365, 75952), (2585, 69488), (3440, 52217), (3760, 47773), (3784, 47470), (4040, 44462), (4042, 44440), (4136, 43430), (4343, 41360), (4444, 40420), (4730, 37976), (4747, 37840), (5170, 34744), (5555, 32336), (7568, 23735), (8080, 22231), (8084, 22220), (8272, 21715), (8686, 20680), (8888, 20210), (9460, 18988), (9494, 18920), (10105, 17776), (10340, 17372), (11110, 16168)]