85661280

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 304819200

約数和(自身を除く): 219157920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 96, 108, 120, 135, 144, 158, 160, 180, 216, 237, 240, 251, 270, 288, 316, 360, 395, 432, 474, 480, 502, 540, 632, 711, 720, 753, 790, 864, 948, 1004, 1080, 1185, 1255, 1264, 1422, 1440, 1506, 1580, 1896, 2008, 2133, 2160, 2259, 2370, 2510, 2528, 2844, 3012, 3160, 3555, 3765, 3792, 4016, 4266, 4320, 4518, 4740, 5020, 5688, 6024, 6320, 6777, 7110, 7530, 7584, 8032, 8532, 9036, 9480, 10040, 10665, 11295, 11376, 12048, 12640, 13554, 14220, 15060, 17064, 18072, 18960, 19829, 20080, 21330, 22590, 22752, 24096, 27108, 28440, 30120, 33885, 34128, 36144, 37920, 39658, 40160, 42660, 45180, 54216, 56880, 59487, 60240, 67770, 68256, 72288, 79316, 85320, 90360, 99145, 108432, 113760, 118974, 120480, 135540, 158632, 170640, 178461, 180720, 198290, 216864, 237948, 271080, 297435, 317264, 341280, 356922, 361440, 396580, 475896, 535383, 542160, 594870, 634528, 713844, 793160, 892305, 951792, 1070766, 1084320, 1189740, 1427688, 1586320, 1784610, 1903584, 2141532, 2379480, 2676915, 2855376, 3172640, 3569220, 4283064, 4758960, 5353830, 5710752, 7138440, 8566128, 9517920, 10707660, 14276880, 17132256, 21415320, 28553760, 42830640, 85661280]

約数ペア:

[(1, 85661280), (2, 42830640), (3, 28553760), (4, 21415320), (5, 17132256), (6, 14276880), (8, 10707660), (9, 9517920), (10, 8566128), (12, 7138440), (15, 5710752), (16, 5353830), (18, 4758960), (20, 4283064), (24, 3569220), (27, 3172640), (30, 2855376), (32, 2676915), (36, 2379480), (40, 2141532), (45, 1903584), (48, 1784610), (54, 1586320), (60, 1427688), (72, 1189740), (79, 1084320), (80, 1070766), (90, 951792), (96, 892305), (108, 793160), (120, 713844), (135, 634528), (144, 594870), (158, 542160), (160, 535383), (180, 475896), (216, 396580), (237, 361440), (240, 356922), (251, 341280), (270, 317264), (288, 297435), (316, 271080), (360, 237948), (395, 216864), (432, 198290), (474, 180720), (480, 178461), (502, 170640), (540, 158632), (632, 135540), (711, 120480), (720, 118974), (753, 113760), (790, 108432), (864, 99145), (948, 90360), (1004, 85320), (1080, 79316), (1185, 72288), (1255, 68256), (1264, 67770), (1422, 60240), (1440, 59487), (1506, 56880), (1580, 54216), (1896, 45180), (2008, 42660), (2133, 40160), (2160, 39658), (2259, 37920), (2370, 36144), (2510, 34128), (2528, 33885), (2844, 30120), (3012, 28440), (3160, 27108), (3555, 24096), (3765, 22752), (3792, 22590), (4016, 21330), (4266, 20080), (4320, 19829), (4518, 18960), (4740, 18072), (5020, 17064), (5688, 15060), (6024, 14220), (6320, 13554), (6777, 12640), (7110, 12048), (7530, 11376), (7584, 11295), (8032, 10665), (8532, 10040), (9036, 9480)]