128975840000

素因数分解:

$2^8\times 5^4\times 7^2\times {\mathrm{16451}}^1$

素因数の和:16501

約数の個数: 270

約数和(自身を含む): 374253172524

約数和(自身を除く): 245277332524

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 128, 140, 160, 175, 196, 200, 224, 245, 250, 256, 280, 320, 350, 392, 400, 448, 490, 500, 560, 625, 640, 700, 784, 800, 875, 896, 980, 1000, 1120, 1225, 1250, 1280, 1400, 1568, 1600, 1750, 1792, 1960, 2000, 2240, 2450, 2500, 2800, 3136, 3200, 3500, 3920, 4000, 4375, 4480, 4900, 5000, 5600, 6125, 6272, 6400, 7000, 7840, 8000, 8750, 8960, 9800, 10000, 11200, 12250, 12544, 14000, 15680, 16000, 16451, 17500, 19600, 20000, 22400, 24500, 28000, 30625, 31360, 32000, 32902, 35000, 39200, 40000, 44800, 49000, 56000, 61250, 62720, 65804, 70000, 78400, 80000, 82255, 98000, 112000, 115157, 122500, 131608, 140000, 156800, 160000, 164510, 196000, 224000, 230314, 245000, 263216, 280000, 313600, 329020, 392000, 411275, 460628, 490000, 526432, 560000, 575785, 658040, 784000, 806099, 822550, 921256, 980000, 1052864, 1120000, 1151570, 1316080, 1568000, 1612198, 1645100, 1842512, 1960000, 2056375, 2105728, 2303140, 2632160, 2878925, 3224396, 3290200, 3685024, 3920000, 4030495, 4112750, 4211456, 4606280, 5264320, 5757850, 6448792, 6580400, 7370048, 7840000, 8060990, 8225500, 9212560, 10281875, 10528640, 11515700, 12897584, 13160800, 14394625, 14740096, 16121980, 16451000, 18425120, 20152475, 20563750, 21057280, 23031400, 25795168, 26321600, 28789250, 29480192, 32243960, 32902000, 36850240, 40304950, 41127500, 46062800, 51590336, 52643200, 57578500, 64487920, 65804000, 71973125, 73700480, 80609900, 82255000, 92125600, 100762375, 103180672, 105286400, 115157000, 128975840, 131608000, 143946250, 147400960, 161219800, 164510000, 184251200, 201524750, 206361344, 230314000, 257951680, 263216000, 287892500, 322439600, 329020000, 368502400, 403049500, 460628000, 503811875, 515903360, 526432000, 575785000, 644879200, 658040000, 737004800, 806099000, 921256000, 1007623750, 1031806720, 1151570000, 1289758400, 1316080000, 1612198000, 1842512000, 2015247500, 2303140000, 2579516800, 2632160000, 3224396000, 3685024000, 4030495000, 4606280000, 5159033600, 6448792000, 8060990000, 9212560000, 12897584000, 16121980000, 18425120000, 25795168000, 32243960000, 64487920000, 128975840000]

約数ペア:

[(1, 128975840000), (2, 64487920000), (4, 32243960000), (5, 25795168000), (7, 18425120000), (8, 16121980000), (10, 12897584000), (14, 9212560000), (16, 8060990000), (20, 6448792000), (25, 5159033600), (28, 4606280000), (32, 4030495000), (35, 3685024000), (40, 3224396000), (49, 2632160000), (50, 2579516800), (56, 2303140000), (64, 2015247500), (70, 1842512000), (80, 1612198000), (98, 1316080000), (100, 1289758400), (112, 1151570000), (125, 1031806720), (128, 1007623750), (140, 921256000), (160, 806099000), (175, 737004800), (196, 658040000), (200, 644879200), (224, 575785000), (245, 526432000), (250, 515903360), (256, 503811875), (280, 460628000), (320, 403049500), (350, 368502400), (392, 329020000), (400, 322439600), (448, 287892500), (490, 263216000), (500, 257951680), (560, 230314000), (625, 206361344), (640, 201524750), (700, 184251200), (784, 164510000), (800, 161219800), (875, 147400960), (896, 143946250), (980, 131608000), (1000, 128975840), (1120, 115157000), (1225, 105286400), (1250, 103180672), (1280, 100762375), (1400, 92125600), (1568, 82255000), (1600, 80609900), (1750, 73700480), (1792, 71973125), (1960, 65804000), (2000, 64487920), (2240, 57578500), (2450, 52643200), (2500, 51590336), (2800, 46062800), (3136, 41127500), (3200, 40304950), (3500, 36850240), (3920, 32902000), (4000, 32243960), (4375, 29480192), (4480, 28789250), (4900, 26321600), (5000, 25795168), (5600, 23031400), (6125, 21057280), (6272, 20563750), (6400, 20152475), (7000, 18425120), (7840, 16451000), (8000, 16121980), (8750, 14740096), (8960, 14394625), (9800, 13160800), (10000, 12897584), (11200, 11515700), (12250, 10528640), (12544, 10281875), (14000, 9212560), (15680, 8225500), (16000, 8060990), (16451, 7840000), (17500, 7370048), (19600, 6580400), (20000, 6448792), (22400, 5757850), (24500, 5264320), (28000, 4606280), (30625, 4211456), (31360, 4112750), (32000, 4030495), (32902, 3920000), (35000, 3685024), (39200, 3290200), (40000, 3224396), (44800, 2878925), (49000, 2632160), (56000, 2303140), (61250, 2105728), (62720, 2056375), (65804, 1960000), (70000, 1842512), (78400, 1645100), (80000, 1612198), (82255, 1568000), (98000, 1316080), (112000, 1151570), (115157, 1120000), (122500, 1052864), (131608, 980000), (140000, 921256), (156800, 822550), (160000, 806099), (164510, 784000), (196000, 658040), (224000, 575785), (230314, 560000), (245000, 526432), (263216, 490000), (280000, 460628), (313600, 411275), (329020, 392000)]