221614288

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 531930240

約数和(自身を除く): 310315952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 56, 58, 62, 71, 112, 116, 124, 142, 203, 217, 232, 248, 284, 406, 434, 464, 496, 497, 568, 812, 868, 899, 961, 994, 1136, 1624, 1736, 1798, 1922, 1988, 2059, 2201, 3248, 3472, 3596, 3844, 3976, 4118, 4402, 6293, 6727, 7192, 7688, 7952, 8236, 8804, 12586, 13454, 14384, 14413, 15376, 15407, 16472, 17608, 25172, 26908, 27869, 28826, 30814, 32944, 35216, 50344, 53816, 55738, 57652, 61628, 63829, 68231, 100688, 107632, 111476, 115304, 123256, 127658, 136462, 195083, 222952, 230608, 246512, 255316, 272924, 390166, 445904, 446803, 477617, 510632, 545848, 780332, 893606, 955234, 1021264, 1091696, 1560664, 1787212, 1910468, 1978699, 3121328, 3574424, 3820936, 3957398, 7148848, 7641872, 7914796, 13850893, 15829592, 27701786, 31659184, 55403572, 110807144, 221614288]

約数ペア:

[(1, 221614288), (2, 110807144), (4, 55403572), (7, 31659184), (8, 27701786), (14, 15829592), (16, 13850893), (28, 7914796), (29, 7641872), (31, 7148848), (56, 3957398), (58, 3820936), (62, 3574424), (71, 3121328), (112, 1978699), (116, 1910468), (124, 1787212), (142, 1560664), (203, 1091696), (217, 1021264), (232, 955234), (248, 893606), (284, 780332), (406, 545848), (434, 510632), (464, 477617), (496, 446803), (497, 445904), (568, 390166), (812, 272924), (868, 255316), (899, 246512), (961, 230608), (994, 222952), (1136, 195083), (1624, 136462), (1736, 127658), (1798, 123256), (1922, 115304), (1988, 111476), (2059, 107632), (2201, 100688), (3248, 68231), (3472, 63829), (3596, 61628), (3844, 57652), (3976, 55738), (4118, 53816), (4402, 50344), (6293, 35216), (6727, 32944), (7192, 30814), (7688, 28826), (7952, 27869), (8236, 26908), (8804, 25172), (12586, 17608), (13454, 16472), (14384, 15407), (14413, 15376)]