20315912400

素因数分解:

$2^4\times 3^3\times 5^2\times 7^1\times {\mathrm{268729}}^1$

素因数の和:268763

約数の個数: 240

約数和(自身を含む): 82639849600

約数和(自身を除く): 62323937200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 108, 112, 120, 126, 135, 140, 144, 150, 168, 175, 180, 189, 200, 210, 216, 225, 240, 252, 270, 280, 300, 315, 336, 350, 360, 378, 400, 420, 432, 450, 504, 525, 540, 560, 600, 630, 675, 700, 720, 756, 840, 900, 945, 1008, 1050, 1080, 1200, 1260, 1350, 1400, 1512, 1575, 1680, 1800, 1890, 2100, 2160, 2520, 2700, 2800, 3024, 3150, 3600, 3780, 4200, 4725, 5040, 5400, 6300, 7560, 8400, 9450, 10800, 12600, 15120, 18900, 25200, 37800, 75600, 268729, 537458, 806187, 1074916, 1343645, 1612374, 1881103, 2149832, 2418561, 2687290, 3224748, 3762206, 4030935, 4299664, 4837122, 5374580, 5643309, 6449496, 6718225, 7255683, 7524412, 8061870, 9405515, 9674244, 10749160, 11286618, 12092805, 12898992, 13436450, 14511366, 15048824, 16123740, 16929927, 18811030, 19348488, 20154675, 21498320, 22573236, 24185610, 26872900, 28216545, 29022732, 30097648, 32247480, 33859854, 36278415, 37622060, 38696976, 40309350, 45146472, 47027575, 48371220, 50789781, 53745800, 56433090, 58045464, 60464025, 64494960, 67719708, 72556830, 75244120, 80618700, 84649635, 90292944, 94055150, 96742440, 101579562, 107491600, 112866180, 116090928, 120928050, 135439416, 141082725, 145113660, 150488240, 161237400, 169299270, 181392075, 188110300, 193484880, 203159124, 225732360, 241856100, 253948905, 270878832, 282165450, 290227320, 322474800, 338598540, 362784150, 376220600, 406318248, 423248175, 451464720, 483712200, 507897810, 564330900, 580454640, 677197080, 725568300, 752441200, 812636496, 846496350, 967424400, 1015795620, 1128661800, 1269744525, 1354394160, 1451136600, 1692992700, 2031591240, 2257323600, 2539489050, 2902273200, 3385985400, 4063182480, 5078978100, 6771970800, 10157956200, 20315912400]

約数ペア:

[(1, 20315912400), (2, 10157956200), (3, 6771970800), (4, 5078978100), (5, 4063182480), (6, 3385985400), (7, 2902273200), (8, 2539489050), (9, 2257323600), (10, 2031591240), (12, 1692992700), (14, 1451136600), (15, 1354394160), (16, 1269744525), (18, 1128661800), (20, 1015795620), (21, 967424400), (24, 846496350), (25, 812636496), (27, 752441200), (28, 725568300), (30, 677197080), (35, 580454640), (36, 564330900), (40, 507897810), (42, 483712200), (45, 451464720), (48, 423248175), (50, 406318248), (54, 376220600), (56, 362784150), (60, 338598540), (63, 322474800), (70, 290227320), (72, 282165450), (75, 270878832), (80, 253948905), (84, 241856100), (90, 225732360), (100, 203159124), (105, 193484880), (108, 188110300), (112, 181392075), (120, 169299270), (126, 161237400), (135, 150488240), (140, 145113660), (144, 141082725), (150, 135439416), (168, 120928050), (175, 116090928), (180, 112866180), (189, 107491600), (200, 101579562), (210, 96742440), (216, 94055150), (225, 90292944), (240, 84649635), (252, 80618700), (270, 75244120), (280, 72556830), (300, 67719708), (315, 64494960), (336, 60464025), (350, 58045464), (360, 56433090), (378, 53745800), (400, 50789781), (420, 48371220), (432, 47027575), (450, 45146472), (504, 40309350), (525, 38696976), (540, 37622060), (560, 36278415), (600, 33859854), (630, 32247480), (675, 30097648), (700, 29022732), (720, 28216545), (756, 26872900), (840, 24185610), (900, 22573236), (945, 21498320), (1008, 20154675), (1050, 19348488), (1080, 18811030), (1200, 16929927), (1260, 16123740), (1350, 15048824), (1400, 14511366), (1512, 13436450), (1575, 12898992), (1680, 12092805), (1800, 11286618), (1890, 10749160), (2100, 9674244), (2160, 9405515), (2520, 8061870), (2700, 7524412), (2800, 7255683), (3024, 6718225), (3150, 6449496), (3600, 5643309), (3780, 5374580), (4200, 4837122), (4725, 4299664), (5040, 4030935), (5400, 3762206), (6300, 3224748), (7560, 2687290), (8400, 2418561), (9450, 2149832), (10800, 1881103), (12600, 1612374), (15120, 1343645), (18900, 1074916), (25200, 806187), (37800, 537458), (75600, 268729)]