20143975680

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{42649}}^1$

素因数の和:42717

約数の個数: 216

約数和(自身を含む): 71397635400

約数和(自身を除く): 51253659720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 128, 144, 160, 164, 180, 192, 205, 240, 246, 256, 288, 320, 328, 360, 369, 384, 410, 480, 492, 576, 615, 640, 656, 720, 738, 768, 820, 960, 984, 1152, 1230, 1280, 1312, 1440, 1476, 1640, 1845, 1920, 1968, 2304, 2460, 2624, 2880, 2952, 3280, 3690, 3840, 3936, 4920, 5248, 5760, 5904, 6560, 7380, 7872, 9840, 10496, 11520, 11808, 13120, 14760, 15744, 19680, 23616, 26240, 29520, 31488, 39360, 42649, 47232, 52480, 59040, 78720, 85298, 94464, 118080, 127947, 157440, 170596, 213245, 236160, 255894, 341192, 383841, 426490, 472320, 511788, 639735, 682384, 767682, 852980, 1023576, 1279470, 1364768, 1535364, 1705960, 1748609, 1919205, 2047152, 2558940, 2729536, 3070728, 3411920, 3497218, 3838410, 4094304, 5117880, 5245827, 5459072, 6141456, 6823840, 6994436, 7676820, 8188608, 8743045, 10235760, 10491654, 10918144, 12282912, 13647680, 13988872, 15353640, 15737481, 16377216, 17486090, 20471520, 20983308, 24565824, 26229135, 27295360, 27977744, 30707280, 31474962, 32754432, 34972180, 40943040, 41966616, 49131648, 52458270, 54590720, 55955488, 61414560, 62949924, 69944360, 78687405, 81886080, 83933232, 98263296, 104916540, 111910976, 122829120, 125899848, 139888720, 157374810, 163772160, 167866464, 209833080, 223821952, 245658240, 251799696, 279777440, 314749620, 335732928, 419666160, 447643904, 491316480, 503599392, 559554880, 629499240, 671465856, 839332320, 1007198784, 1119109760, 1258998480, 1342931712, 1678664640, 2014397568, 2238219520, 2517996960, 3357329280, 4028795136, 5035993920, 6714658560, 10071987840, 20143975680]

約数ペア:

[(1, 20143975680), (2, 10071987840), (3, 6714658560), (4, 5035993920), (5, 4028795136), (6, 3357329280), (8, 2517996960), (9, 2238219520), (10, 2014397568), (12, 1678664640), (15, 1342931712), (16, 1258998480), (18, 1119109760), (20, 1007198784), (24, 839332320), (30, 671465856), (32, 629499240), (36, 559554880), (40, 503599392), (41, 491316480), (45, 447643904), (48, 419666160), (60, 335732928), (64, 314749620), (72, 279777440), (80, 251799696), (82, 245658240), (90, 223821952), (96, 209833080), (120, 167866464), (123, 163772160), (128, 157374810), (144, 139888720), (160, 125899848), (164, 122829120), (180, 111910976), (192, 104916540), (205, 98263296), (240, 83933232), (246, 81886080), (256, 78687405), (288, 69944360), (320, 62949924), (328, 61414560), (360, 55955488), (369, 54590720), (384, 52458270), (410, 49131648), (480, 41966616), (492, 40943040), (576, 34972180), (615, 32754432), (640, 31474962), (656, 30707280), (720, 27977744), (738, 27295360), (768, 26229135), (820, 24565824), (960, 20983308), (984, 20471520), (1152, 17486090), (1230, 16377216), (1280, 15737481), (1312, 15353640), (1440, 13988872), (1476, 13647680), (1640, 12282912), (1845, 10918144), (1920, 10491654), (1968, 10235760), (2304, 8743045), (2460, 8188608), (2624, 7676820), (2880, 6994436), (2952, 6823840), (3280, 6141456), (3690, 5459072), (3840, 5245827), (3936, 5117880), (4920, 4094304), (5248, 3838410), (5760, 3497218), (5904, 3411920), (6560, 3070728), (7380, 2729536), (7872, 2558940), (9840, 2047152), (10496, 1919205), (11520, 1748609), (11808, 1705960), (13120, 1535364), (14760, 1364768), (15744, 1279470), (19680, 1023576), (23616, 852980), (26240, 767682), (29520, 682384), (31488, 639735), (39360, 511788), (42649, 472320), (47232, 426490), (52480, 383841), (59040, 341192), (78720, 255894), (85298, 236160), (94464, 213245), (118080, 170596), (127947, 157440)]