21458830080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{129959}}^1$

素因数の和:130026

約数の個数: 144

約数和(自身を含む): 70128495360

約数和(自身を除く): 48669665280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 256, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 768, 860, 960, 1032, 1280, 1290, 1376, 1720, 1920, 2064, 2580, 2752, 3440, 3840, 4128, 5160, 5504, 6880, 8256, 10320, 11008, 13760, 16512, 20640, 27520, 33024, 41280, 55040, 82560, 129959, 165120, 259918, 389877, 519836, 649795, 779754, 1039672, 1299590, 1559508, 1949385, 2079344, 2599180, 3119016, 3898770, 4158688, 5198360, 5588237, 6238032, 7797540, 8317376, 10396720, 11176474, 12476064, 15595080, 16634752, 16764711, 20793440, 22352948, 24952128, 27941185, 31190160, 33269504, 33529422, 41586880, 44705896, 49904256, 55882370, 62380320, 67058844, 83173760, 83823555, 89411792, 99808512, 111764740, 124760640, 134117688, 166347520, 167647110, 178823584, 223529480, 249521280, 268235376, 335294220, 357647168, 447058960, 499042560, 536470752, 670588440, 715294336, 894117920, 1072941504, 1341176880, 1430588672, 1788235840, 2145883008, 2682353760, 3576471680, 4291766016, 5364707520, 7152943360, 10729415040, 21458830080]

約数ペア:

[(1, 21458830080), (2, 10729415040), (3, 7152943360), (4, 5364707520), (5, 4291766016), (6, 3576471680), (8, 2682353760), (10, 2145883008), (12, 1788235840), (15, 1430588672), (16, 1341176880), (20, 1072941504), (24, 894117920), (30, 715294336), (32, 670588440), (40, 536470752), (43, 499042560), (48, 447058960), (60, 357647168), (64, 335294220), (80, 268235376), (86, 249521280), (96, 223529480), (120, 178823584), (128, 167647110), (129, 166347520), (160, 134117688), (172, 124760640), (192, 111764740), (215, 99808512), (240, 89411792), (256, 83823555), (258, 83173760), (320, 67058844), (344, 62380320), (384, 55882370), (430, 49904256), (480, 44705896), (516, 41586880), (640, 33529422), (645, 33269504), (688, 31190160), (768, 27941185), (860, 24952128), (960, 22352948), (1032, 20793440), (1280, 16764711), (1290, 16634752), (1376, 15595080), (1720, 12476064), (1920, 11176474), (2064, 10396720), (2580, 8317376), (2752, 7797540), (3440, 6238032), (3840, 5588237), (4128, 5198360), (5160, 4158688), (5504, 3898770), (6880, 3119016), (8256, 2599180), (10320, 2079344), (11008, 1949385), (13760, 1559508), (16512, 1299590), (20640, 1039672), (27520, 779754), (33024, 649795), (41280, 519836), (55040, 389877), (82560, 259918), (129959, 165120)]