20145538080

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{202753}}^1$

素因数の和:202800

約数の個数: 192

約数和(自身を含む): 73575371520

約数和(自身を除く): 53429833440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 207, 216, 230, 240, 270, 276, 288, 345, 360, 368, 414, 432, 460, 480, 540, 552, 621, 690, 720, 736, 828, 864, 920, 1035, 1080, 1104, 1242, 1380, 1440, 1656, 1840, 2070, 2160, 2208, 2484, 2760, 3105, 3312, 3680, 4140, 4320, 4968, 5520, 6210, 6624, 8280, 9936, 11040, 12420, 16560, 19872, 24840, 33120, 49680, 99360, 202753, 405506, 608259, 811012, 1013765, 1216518, 1622024, 1824777, 2027530, 2433036, 3041295, 3244048, 3649554, 4055060, 4663319, 4866072, 5474331, 6082590, 6488096, 7299108, 8110120, 9123885, 9326638, 9732144, 10948662, 12165180, 13989957, 14598216, 16220240, 18247770, 18653276, 19464288, 21897324, 23316595, 24330360, 27371655, 27979914, 29196432, 32440480, 36495540, 37306552, 41969871, 43794648, 46633190, 48660720, 54743310, 55959828, 58392864, 69949785, 72991080, 74613104, 83939742, 87589296, 93266380, 97321440, 109486620, 111919656, 125909613, 139899570, 145982160, 149226208, 167879484, 175178592, 186532760, 209849355, 218973240, 223839312, 251819226, 279799140, 291964320, 335758968, 373065520, 419698710, 437946480, 447678624, 503638452, 559598280, 629548065, 671517936, 746131040, 839397420, 875892960, 1007276904, 1119196560, 1259096130, 1343035872, 1678794840, 2014553808, 2238393120, 2518192260, 3357589680, 4029107616, 5036384520, 6715179360, 10072769040, 20145538080]

約数ペア:

[(1, 20145538080), (2, 10072769040), (3, 6715179360), (4, 5036384520), (5, 4029107616), (6, 3357589680), (8, 2518192260), (9, 2238393120), (10, 2014553808), (12, 1678794840), (15, 1343035872), (16, 1259096130), (18, 1119196560), (20, 1007276904), (23, 875892960), (24, 839397420), (27, 746131040), (30, 671517936), (32, 629548065), (36, 559598280), (40, 503638452), (45, 447678624), (46, 437946480), (48, 419698710), (54, 373065520), (60, 335758968), (69, 291964320), (72, 279799140), (80, 251819226), (90, 223839312), (92, 218973240), (96, 209849355), (108, 186532760), (115, 175178592), (120, 167879484), (135, 149226208), (138, 145982160), (144, 139899570), (160, 125909613), (180, 111919656), (184, 109486620), (207, 97321440), (216, 93266380), (230, 87589296), (240, 83939742), (270, 74613104), (276, 72991080), (288, 69949785), (345, 58392864), (360, 55959828), (368, 54743310), (414, 48660720), (432, 46633190), (460, 43794648), (480, 41969871), (540, 37306552), (552, 36495540), (621, 32440480), (690, 29196432), (720, 27979914), (736, 27371655), (828, 24330360), (864, 23316595), (920, 21897324), (1035, 19464288), (1080, 18653276), (1104, 18247770), (1242, 16220240), (1380, 14598216), (1440, 13989957), (1656, 12165180), (1840, 10948662), (2070, 9732144), (2160, 9326638), (2208, 9123885), (2484, 8110120), (2760, 7299108), (3105, 6488096), (3312, 6082590), (3680, 5474331), (4140, 4866072), (4320, 4663319), (4968, 4055060), (5520, 3649554), (6210, 3244048), (6624, 3041295), (8280, 2433036), (9936, 2027530), (11040, 1824777), (12420, 1622024), (16560, 1216518), (19872, 1013765), (24840, 811012), (33120, 608259), (49680, 405506), (99360, 202753)]