21421457280

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{195737}}^1$

素因数の和:195781

約数の個数: 192

約数和(自身を含む): 77864576400

約数和(自身を除く): 56443119120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 855, 912, 960, 1140, 1152, 1216, 1368, 1440, 1520, 1710, 1824, 1920, 2280, 2432, 2736, 2880, 3040, 3420, 3648, 4560, 5472, 5760, 6080, 6840, 7296, 9120, 10944, 12160, 13680, 18240, 21888, 27360, 36480, 54720, 109440, 195737, 391474, 587211, 782948, 978685, 1174422, 1565896, 1761633, 1957370, 2348844, 2936055, 3131792, 3523266, 3719003, 3914740, 4697688, 5872110, 6263584, 7046532, 7438006, 7829480, 8808165, 9395376, 11157009, 11744220, 12527168, 14093064, 14876012, 15658960, 17616330, 18595015, 18790752, 22314018, 23488440, 25054336, 28186128, 29752024, 31317920, 33471027, 35232660, 37190030, 37581504, 44628036, 46976880, 55785045, 56372256, 59504048, 62635840, 66942054, 70465320, 74380060, 75163008, 89256072, 93953760, 111570090, 112744512, 119008096, 125271680, 133884108, 140930640, 148760120, 167355135, 178512144, 187907520, 223140180, 225489024, 238016192, 267768216, 281861280, 297520240, 334710270, 357024288, 375815040, 446280360, 476032384, 535536432, 563722560, 595040480, 669420540, 714048576, 892560720, 1071072864, 1127445120, 1190080960, 1338841080, 1428097152, 1785121440, 2142145728, 2380161920, 2677682160, 3570242880, 4284291456, 5355364320, 7140485760, 10710728640, 21421457280]

約数ペア:

[(1, 21421457280), (2, 10710728640), (3, 7140485760), (4, 5355364320), (5, 4284291456), (6, 3570242880), (8, 2677682160), (9, 2380161920), (10, 2142145728), (12, 1785121440), (15, 1428097152), (16, 1338841080), (18, 1190080960), (19, 1127445120), (20, 1071072864), (24, 892560720), (30, 714048576), (32, 669420540), (36, 595040480), (38, 563722560), (40, 535536432), (45, 476032384), (48, 446280360), (57, 375815040), (60, 357024288), (64, 334710270), (72, 297520240), (76, 281861280), (80, 267768216), (90, 238016192), (95, 225489024), (96, 223140180), (114, 187907520), (120, 178512144), (128, 167355135), (144, 148760120), (152, 140930640), (160, 133884108), (171, 125271680), (180, 119008096), (190, 112744512), (192, 111570090), (228, 93953760), (240, 89256072), (285, 75163008), (288, 74380060), (304, 70465320), (320, 66942054), (342, 62635840), (360, 59504048), (380, 56372256), (384, 55785045), (456, 46976880), (480, 44628036), (570, 37581504), (576, 37190030), (608, 35232660), (640, 33471027), (684, 31317920), (720, 29752024), (760, 28186128), (855, 25054336), (912, 23488440), (960, 22314018), (1140, 18790752), (1152, 18595015), (1216, 17616330), (1368, 15658960), (1440, 14876012), (1520, 14093064), (1710, 12527168), (1824, 11744220), (1920, 11157009), (2280, 9395376), (2432, 8808165), (2736, 7829480), (2880, 7438006), (3040, 7046532), (3420, 6263584), (3648, 5872110), (4560, 4697688), (5472, 3914740), (5760, 3719003), (6080, 3523266), (6840, 3131792), (7296, 2936055), (9120, 2348844), (10944, 1957370), (12160, 1761633), (13680, 1565896), (18240, 1174422), (21888, 978685), (27360, 782948), (36480, 587211), (54720, 391474), (109440, 195737)]