249543180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4969}}^1$

素因数の和:5021

約数の個数: 120

約数和(自身を含む): 808241280

約数和(自身を除く): 558698100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 540, 558, 620, 810, 837, 930, 1116, 1395, 1620, 1674, 1860, 2511, 2790, 3348, 4185, 4969, 5022, 5580, 8370, 9938, 10044, 12555, 14907, 16740, 19876, 24845, 25110, 29814, 44721, 49690, 50220, 59628, 74535, 89442, 99380, 134163, 149070, 154039, 178884, 223605, 268326, 298140, 308078, 402489, 447210, 462117, 536652, 616156, 670815, 770195, 804978, 894420, 924234, 1341630, 1386351, 1540390, 1609956, 1848468, 2012445, 2310585, 2683260, 2772702, 3080780, 4024890, 4159053, 4621170, 5545404, 6931755, 8049780, 8318106, 9242340, 12477159, 13863510, 16636212, 20795265, 24954318, 27727020, 41590530, 49908636, 62385795, 83181060, 124771590, 249543180]

約数ペア:

[(1, 249543180), (2, 124771590), (3, 83181060), (4, 62385795), (5, 49908636), (6, 41590530), (9, 27727020), (10, 24954318), (12, 20795265), (15, 16636212), (18, 13863510), (20, 12477159), (27, 9242340), (30, 8318106), (31, 8049780), (36, 6931755), (45, 5545404), (54, 4621170), (60, 4159053), (62, 4024890), (81, 3080780), (90, 2772702), (93, 2683260), (108, 2310585), (124, 2012445), (135, 1848468), (155, 1609956), (162, 1540390), (180, 1386351), (186, 1341630), (270, 924234), (279, 894420), (310, 804978), (324, 770195), (372, 670815), (405, 616156), (465, 536652), (540, 462117), (558, 447210), (620, 402489), (810, 308078), (837, 298140), (930, 268326), (1116, 223605), (1395, 178884), (1620, 154039), (1674, 149070), (1860, 134163), (2511, 99380), (2790, 89442), (3348, 74535), (4185, 59628), (4969, 50220), (5022, 49690), (5580, 44721), (8370, 29814), (9938, 25110), (10044, 24845), (12555, 19876), (14907, 16740)]