28355040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:154

約数の個数: 288

約数和(自身を含む): 115577280

約数和(自身を除く): 87222240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 96, 97, 105, 112, 116, 120, 126, 140, 144, 145, 160, 168, 174, 180, 194, 203, 210, 224, 232, 240, 252, 261, 280, 288, 290, 291, 315, 336, 348, 360, 388, 406, 420, 435, 464, 480, 485, 504, 522, 560, 580, 582, 609, 630, 672, 679, 696, 720, 776, 812, 840, 870, 873, 928, 970, 1008, 1015, 1044, 1120, 1160, 1164, 1218, 1260, 1305, 1358, 1392, 1440, 1455, 1552, 1624, 1680, 1740, 1746, 1827, 1940, 2016, 2030, 2037, 2088, 2320, 2328, 2436, 2520, 2610, 2716, 2784, 2813, 2910, 3045, 3104, 3248, 3360, 3395, 3480, 3492, 3654, 3880, 4060, 4074, 4176, 4365, 4640, 4656, 4872, 5040, 5220, 5432, 5626, 5820, 6090, 6111, 6496, 6790, 6960, 6984, 7308, 7760, 8120, 8148, 8352, 8439, 8730, 9135, 9312, 9744, 10080, 10185, 10440, 10864, 11252, 11640, 12180, 12222, 13580, 13920, 13968, 14065, 14616, 15520, 16240, 16296, 16878, 17460, 18270, 19488, 19691, 20370, 20880, 21728, 22504, 23280, 24360, 24444, 25317, 27160, 27936, 28130, 29232, 30555, 32480, 32592, 33756, 34920, 36540, 39382, 40740, 41760, 42195, 45008, 46560, 48720, 48888, 50634, 54320, 56260, 58464, 59073, 61110, 65184, 67512, 69840, 73080, 78764, 81480, 84390, 90016, 97440, 97776, 98455, 101268, 108640, 112520, 118146, 122220, 126585, 135024, 139680, 146160, 157528, 162960, 168780, 177219, 195552, 196910, 202536, 225040, 236292, 244440, 253170, 270048, 292320, 295365, 315056, 325920, 337560, 354438, 393820, 405072, 450080, 472584, 488880, 506340, 590730, 630112, 675120, 708876, 787640, 810144, 886095, 945168, 977760, 1012680, 1181460, 1350240, 1417752, 1575280, 1772190, 1890336, 2025360, 2362920, 2835504, 3150560, 3544380, 4050720, 4725840, 5671008, 7088760, 9451680, 14177520, 28355040]

約数ペア:

[(1, 28355040), (2, 14177520), (3, 9451680), (4, 7088760), (5, 5671008), (6, 4725840), (7, 4050720), (8, 3544380), (9, 3150560), (10, 2835504), (12, 2362920), (14, 2025360), (15, 1890336), (16, 1772190), (18, 1575280), (20, 1417752), (21, 1350240), (24, 1181460), (28, 1012680), (29, 977760), (30, 945168), (32, 886095), (35, 810144), (36, 787640), (40, 708876), (42, 675120), (45, 630112), (48, 590730), (56, 506340), (58, 488880), (60, 472584), (63, 450080), (70, 405072), (72, 393820), (80, 354438), (84, 337560), (87, 325920), (90, 315056), (96, 295365), (97, 292320), (105, 270048), (112, 253170), (116, 244440), (120, 236292), (126, 225040), (140, 202536), (144, 196910), (145, 195552), (160, 177219), (168, 168780), (174, 162960), (180, 157528), (194, 146160), (203, 139680), (210, 135024), (224, 126585), (232, 122220), (240, 118146), (252, 112520), (261, 108640), (280, 101268), (288, 98455), (290, 97776), (291, 97440), (315, 90016), (336, 84390), (348, 81480), (360, 78764), (388, 73080), (406, 69840), (420, 67512), (435, 65184), (464, 61110), (480, 59073), (485, 58464), (504, 56260), (522, 54320), (560, 50634), (580, 48888), (582, 48720), (609, 46560), (630, 45008), (672, 42195), (679, 41760), (696, 40740), (720, 39382), (776, 36540), (812, 34920), (840, 33756), (870, 32592), (873, 32480), (928, 30555), (970, 29232), (1008, 28130), (1015, 27936), (1044, 27160), (1120, 25317), (1160, 24444), (1164, 24360), (1218, 23280), (1260, 22504), (1305, 21728), (1358, 20880), (1392, 20370), (1440, 19691), (1455, 19488), (1552, 18270), (1624, 17460), (1680, 16878), (1740, 16296), (1746, 16240), (1827, 15520), (1940, 14616), (2016, 14065), (2030, 13968), (2037, 13920), (2088, 13580), (2320, 12222), (2328, 12180), (2436, 11640), (2520, 11252), (2610, 10864), (2716, 10440), (2784, 10185), (2813, 10080), (2910, 9744), (3045, 9312), (3104, 9135), (3248, 8730), (3360, 8439), (3395, 8352), (3480, 8148), (3492, 8120), (3654, 7760), (3880, 7308), (4060, 6984), (4074, 6960), (4176, 6790), (4365, 6496), (4640, 6111), (4656, 6090), (4872, 5820), (5040, 5626), (5220, 5432)]