990019152

素因数分解:

$2^4\times 3^3\times {\mathrm{79}}^1\times {\mathrm{29009}}^1$

素因数の和:29105

約数の個数: 80

約数和(自身を含む): 2877792000

約数和(自身を除く): 1887772848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 79, 108, 144, 158, 216, 237, 316, 432, 474, 632, 711, 948, 1264, 1422, 1896, 2133, 2844, 3792, 4266, 5688, 8532, 11376, 17064, 29009, 34128, 58018, 87027, 116036, 174054, 232072, 261081, 348108, 464144, 522162, 696216, 783243, 1044324, 1392432, 1566486, 2088648, 2291711, 3132972, 4177296, 4583422, 6265944, 6875133, 9166844, 12531888, 13750266, 18333688, 20625399, 27500532, 36667376, 41250798, 55001064, 61876197, 82501596, 110002128, 123752394, 165003192, 247504788, 330006384, 495009576, 990019152]

約数ペア:

[(1, 990019152), (2, 495009576), (3, 330006384), (4, 247504788), (6, 165003192), (8, 123752394), (9, 110002128), (12, 82501596), (16, 61876197), (18, 55001064), (24, 41250798), (27, 36667376), (36, 27500532), (48, 20625399), (54, 18333688), (72, 13750266), (79, 12531888), (108, 9166844), (144, 6875133), (158, 6265944), (216, 4583422), (237, 4177296), (316, 3132972), (432, 2291711), (474, 2088648), (632, 1566486), (711, 1392432), (948, 1044324), (1264, 783243), (1422, 696216), (1896, 522162), (2133, 464144), (2844, 348108), (3792, 261081), (4266, 232072), (5688, 174054), (8532, 116036), (11376, 87027), (17064, 58018), (29009, 34128)]