1820448

素因数分解:

$2^5\times 3^3\times 7^2\times {\mathrm{43}}^1$

素因数の和:76

約数の個数: 144

約数和(自身を含む): 6320160

約数和(自身を除く): 4499712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 43, 48, 49, 54, 56, 63, 72, 84, 86, 96, 98, 108, 112, 126, 129, 144, 147, 168, 172, 189, 196, 216, 224, 252, 258, 288, 294, 301, 336, 344, 378, 387, 392, 432, 441, 504, 516, 588, 602, 672, 688, 756, 774, 784, 864, 882, 903, 1008, 1032, 1161, 1176, 1204, 1323, 1376, 1512, 1548, 1568, 1764, 1806, 2016, 2064, 2107, 2322, 2352, 2408, 2646, 2709, 3024, 3096, 3528, 3612, 4128, 4214, 4644, 4704, 4816, 5292, 5418, 6048, 6192, 6321, 7056, 7224, 8127, 8428, 9288, 9632, 10584, 10836, 12384, 12642, 14112, 14448, 16254, 16856, 18576, 18963, 21168, 21672, 25284, 28896, 32508, 33712, 37152, 37926, 42336, 43344, 50568, 56889, 65016, 67424, 75852, 86688, 101136, 113778, 130032, 151704, 202272, 227556, 260064, 303408, 455112, 606816, 910224, 1820448]

約数ペア:

[(1, 1820448), (2, 910224), (3, 606816), (4, 455112), (6, 303408), (7, 260064), (8, 227556), (9, 202272), (12, 151704), (14, 130032), (16, 113778), (18, 101136), (21, 86688), (24, 75852), (27, 67424), (28, 65016), (32, 56889), (36, 50568), (42, 43344), (43, 42336), (48, 37926), (49, 37152), (54, 33712), (56, 32508), (63, 28896), (72, 25284), (84, 21672), (86, 21168), (96, 18963), (98, 18576), (108, 16856), (112, 16254), (126, 14448), (129, 14112), (144, 12642), (147, 12384), (168, 10836), (172, 10584), (189, 9632), (196, 9288), (216, 8428), (224, 8127), (252, 7224), (258, 7056), (288, 6321), (294, 6192), (301, 6048), (336, 5418), (344, 5292), (378, 4816), (387, 4704), (392, 4644), (432, 4214), (441, 4128), (504, 3612), (516, 3528), (588, 3096), (602, 3024), (672, 2709), (688, 2646), (756, 2408), (774, 2352), (784, 2322), (864, 2107), (882, 2064), (903, 2016), (1008, 1806), (1032, 1764), (1161, 1568), (1176, 1548), (1204, 1512), (1323, 1376)]