256566687840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{156703}}^1$

素因数の和:157106

約数の個数: 192

約数和(自身を含む): 900358502400

約数和(自身を除く): 643791814560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 379, 432, 480, 540, 720, 758, 864, 1080, 1137, 1440, 1516, 1895, 2160, 2274, 3032, 3411, 3790, 4320, 4548, 5685, 6064, 6822, 7580, 9096, 10233, 11370, 12128, 13644, 15160, 17055, 18192, 20466, 22740, 27288, 30320, 34110, 36384, 40932, 45480, 51165, 54576, 60640, 68220, 81864, 90960, 102330, 109152, 136440, 156703, 163728, 181920, 204660, 272880, 313406, 327456, 409320, 470109, 545760, 626812, 783515, 818640, 940218, 1253624, 1410327, 1567030, 1637280, 1880436, 2350545, 2507248, 2820654, 3134060, 3760872, 4230981, 4701090, 5014496, 5641308, 6268120, 7051635, 7521744, 8461962, 9402180, 11282616, 12536240, 14103270, 15043488, 16923924, 18804360, 21154905, 22565232, 25072480, 28206540, 33847848, 37608720, 42309810, 45130464, 56413080, 59390437, 67695696, 75217440, 84619620, 112826160, 118780874, 135391392, 169239240, 178171311, 225652320, 237561748, 296952185, 338478480, 356342622, 475123496, 534513933, 593904370, 676956960, 712685244, 890856555, 950246992, 1069027866, 1187808740, 1425370488, 1603541799, 1781713110, 1900493984, 2138055732, 2375617480, 2672569665, 2850740976, 3207083598, 3563426220, 4276111464, 4751234960, 5345139330, 5701481952, 6414167196, 7126852440, 8017708995, 8552222928, 9502469920, 10690278660, 12828334392, 14253704880, 16035417990, 17104445856, 21380557320, 25656668784, 28507409760, 32070835980, 42761114640, 51313337568, 64141671960, 85522229280, 128283343920, 256566687840]

約数ペア:

[(1, 256566687840), (2, 128283343920), (3, 85522229280), (4, 64141671960), (5, 51313337568), (6, 42761114640), (8, 32070835980), (9, 28507409760), (10, 25656668784), (12, 21380557320), (15, 17104445856), (16, 16035417990), (18, 14253704880), (20, 12828334392), (24, 10690278660), (27, 9502469920), (30, 8552222928), (32, 8017708995), (36, 7126852440), (40, 6414167196), (45, 5701481952), (48, 5345139330), (54, 4751234960), (60, 4276111464), (72, 3563426220), (80, 3207083598), (90, 2850740976), (96, 2672569665), (108, 2375617480), (120, 2138055732), (135, 1900493984), (144, 1781713110), (160, 1603541799), (180, 1425370488), (216, 1187808740), (240, 1069027866), (270, 950246992), (288, 890856555), (360, 712685244), (379, 676956960), (432, 593904370), (480, 534513933), (540, 475123496), (720, 356342622), (758, 338478480), (864, 296952185), (1080, 237561748), (1137, 225652320), (1440, 178171311), (1516, 169239240), (1895, 135391392), (2160, 118780874), (2274, 112826160), (3032, 84619620), (3411, 75217440), (3790, 67695696), (4320, 59390437), (4548, 56413080), (5685, 45130464), (6064, 42309810), (6822, 37608720), (7580, 33847848), (9096, 28206540), (10233, 25072480), (11370, 22565232), (12128, 21154905), (13644, 18804360), (15160, 16923924), (17055, 15043488), (18192, 14103270), (20466, 12536240), (22740, 11282616), (27288, 9402180), (30320, 8461962), (34110, 7521744), (36384, 7051635), (40932, 6268120), (45480, 5641308), (51165, 5014496), (54576, 4701090), (60640, 4230981), (68220, 3760872), (81864, 3134060), (90960, 2820654), (102330, 2507248), (109152, 2350545), (136440, 1880436), (156703, 1637280), (163728, 1567030), (181920, 1410327), (204660, 1253624), (272880, 940218), (313406, 818640), (327456, 783515), (409320, 626812), (470109, 545760)]