20415024

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 160

約数和(自身を含む): 68963840

約数和(自身を除く): 48548816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 43, 48, 54, 56, 63, 72, 84, 86, 108, 112, 126, 129, 144, 157, 168, 172, 189, 216, 252, 258, 301, 314, 336, 344, 378, 387, 432, 471, 504, 516, 602, 628, 688, 756, 774, 903, 942, 1008, 1032, 1099, 1161, 1204, 1256, 1413, 1512, 1548, 1806, 1884, 2064, 2198, 2322, 2408, 2512, 2709, 2826, 3024, 3096, 3297, 3612, 3768, 4239, 4396, 4644, 4816, 5418, 5652, 6192, 6594, 6751, 7224, 7536, 8127, 8478, 8792, 9288, 9891, 10836, 11304, 13188, 13502, 14448, 16254, 16956, 17584, 18576, 19782, 20253, 21672, 22608, 26376, 27004, 29673, 32508, 33912, 39564, 40506, 43344, 47257, 52752, 54008, 59346, 60759, 65016, 67824, 79128, 81012, 94514, 108016, 118692, 121518, 130032, 141771, 158256, 162024, 182277, 189028, 237384, 243036, 283542, 324048, 364554, 378056, 425313, 474768, 486072, 567084, 729108, 756112, 850626, 972144, 1134168, 1275939, 1458216, 1701252, 2268336, 2551878, 2916432, 3402504, 5103756, 6805008, 10207512, 20415024]

約数ペア:

[(1, 20415024), (2, 10207512), (3, 6805008), (4, 5103756), (6, 3402504), (7, 2916432), (8, 2551878), (9, 2268336), (12, 1701252), (14, 1458216), (16, 1275939), (18, 1134168), (21, 972144), (24, 850626), (27, 756112), (28, 729108), (36, 567084), (42, 486072), (43, 474768), (48, 425313), (54, 378056), (56, 364554), (63, 324048), (72, 283542), (84, 243036), (86, 237384), (108, 189028), (112, 182277), (126, 162024), (129, 158256), (144, 141771), (157, 130032), (168, 121518), (172, 118692), (189, 108016), (216, 94514), (252, 81012), (258, 79128), (301, 67824), (314, 65016), (336, 60759), (344, 59346), (378, 54008), (387, 52752), (432, 47257), (471, 43344), (504, 40506), (516, 39564), (602, 33912), (628, 32508), (688, 29673), (756, 27004), (774, 26376), (903, 22608), (942, 21672), (1008, 20253), (1032, 19782), (1099, 18576), (1161, 17584), (1204, 16956), (1256, 16254), (1413, 14448), (1512, 13502), (1548, 13188), (1806, 11304), (1884, 10836), (2064, 9891), (2198, 9288), (2322, 8792), (2408, 8478), (2512, 8127), (2709, 7536), (2826, 7224), (3024, 6751), (3096, 6594), (3297, 6192), (3612, 5652), (3768, 5418), (4239, 4816), (4396, 4644)]