2017819320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{3631}}^1$

素因数の和:4077

約数の個数: 128

約数和(自身を含む): 6621281280

約数和(自身を除く): 4603461960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 421, 440, 660, 842, 1263, 1320, 1684, 2105, 2526, 3368, 3631, 4210, 4631, 5052, 6315, 7262, 8420, 9262, 10104, 10893, 12630, 13893, 14524, 16840, 18155, 18524, 21786, 23155, 25260, 27786, 29048, 36310, 37048, 39941, 43572, 46310, 50520, 54465, 55572, 69465, 72620, 79882, 87144, 92620, 108930, 111144, 119823, 138930, 145240, 159764, 185240, 199705, 217860, 239646, 277860, 319528, 399410, 435720, 479292, 555720, 599115, 798820, 958584, 1198230, 1528651, 1597640, 2396460, 3057302, 4585953, 4792920, 6114604, 7643255, 9171906, 12229208, 15286510, 16815161, 18343812, 22929765, 30573020, 33630322, 36687624, 45859530, 50445483, 61146040, 67260644, 84075805, 91719060, 100890966, 134521288, 168151610, 183438120, 201781932, 252227415, 336303220, 403563864, 504454830, 672606440, 1008909660, 2017819320]

約数ペア:

[(1, 2017819320), (2, 1008909660), (3, 672606440), (4, 504454830), (5, 403563864), (6, 336303220), (8, 252227415), (10, 201781932), (11, 183438120), (12, 168151610), (15, 134521288), (20, 100890966), (22, 91719060), (24, 84075805), (30, 67260644), (33, 61146040), (40, 50445483), (44, 45859530), (55, 36687624), (60, 33630322), (66, 30573020), (88, 22929765), (110, 18343812), (120, 16815161), (132, 15286510), (165, 12229208), (220, 9171906), (264, 7643255), (330, 6114604), (421, 4792920), (440, 4585953), (660, 3057302), (842, 2396460), (1263, 1597640), (1320, 1528651), (1684, 1198230), (2105, 958584), (2526, 798820), (3368, 599115), (3631, 555720), (4210, 479292), (4631, 435720), (5052, 399410), (6315, 319528), (7262, 277860), (8420, 239646), (9262, 217860), (10104, 199705), (10893, 185240), (12630, 159764), (13893, 145240), (14524, 138930), (16840, 119823), (18155, 111144), (18524, 108930), (21786, 92620), (23155, 87144), (25260, 79882), (27786, 72620), (29048, 69465), (36310, 55572), (37048, 54465), (39941, 50520), (43572, 46310)]