197912640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:285

約数の個数: 224

約数和(自身を含む): 678996864

約数和(自身を除く): 481084224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 67, 68, 80, 85, 96, 102, 120, 134, 136, 160, 170, 181, 192, 201, 204, 240, 255, 268, 272, 320, 335, 340, 362, 402, 408, 480, 510, 536, 543, 544, 670, 680, 724, 804, 816, 905, 960, 1005, 1020, 1072, 1086, 1088, 1139, 1340, 1360, 1448, 1608, 1632, 1810, 2010, 2040, 2144, 2172, 2278, 2680, 2715, 2720, 2896, 3077, 3216, 3264, 3417, 3620, 4020, 4080, 4288, 4344, 4556, 5360, 5430, 5440, 5695, 5792, 6154, 6432, 6834, 7240, 8040, 8160, 8688, 9112, 9231, 10720, 10860, 11390, 11584, 12127, 12308, 12864, 13668, 14480, 15385, 16080, 16320, 17085, 17376, 18224, 18462, 21440, 21720, 22780, 24254, 24616, 27336, 28960, 30770, 32160, 34170, 34752, 36381, 36448, 36924, 43440, 45560, 46155, 48508, 49232, 54672, 57920, 60635, 61540, 64320, 68340, 72762, 72896, 73848, 86880, 91120, 92310, 97016, 98464, 109344, 121270, 123080, 136680, 145524, 147696, 173760, 181905, 182240, 184620, 194032, 196928, 206159, 218688, 242540, 246160, 273360, 291048, 295392, 363810, 364480, 369240, 388064, 412318, 485080, 492320, 546720, 582096, 590784, 618477, 727620, 738480, 776128, 824636, 970160, 984640, 1030795, 1093440, 1164192, 1236954, 1455240, 1476960, 1649272, 1940320, 2061590, 2328384, 2473908, 2910480, 2953920, 3092385, 3298544, 3880640, 4123180, 4947816, 5820960, 6184770, 6597088, 8246360, 9895632, 11641920, 12369540, 13194176, 16492720, 19791264, 24739080, 32985440, 39582528, 49478160, 65970880, 98956320, 197912640]

約数ペア:

[(1, 197912640), (2, 98956320), (3, 65970880), (4, 49478160), (5, 39582528), (6, 32985440), (8, 24739080), (10, 19791264), (12, 16492720), (15, 13194176), (16, 12369540), (17, 11641920), (20, 9895632), (24, 8246360), (30, 6597088), (32, 6184770), (34, 5820960), (40, 4947816), (48, 4123180), (51, 3880640), (60, 3298544), (64, 3092385), (67, 2953920), (68, 2910480), (80, 2473908), (85, 2328384), (96, 2061590), (102, 1940320), (120, 1649272), (134, 1476960), (136, 1455240), (160, 1236954), (170, 1164192), (181, 1093440), (192, 1030795), (201, 984640), (204, 970160), (240, 824636), (255, 776128), (268, 738480), (272, 727620), (320, 618477), (335, 590784), (340, 582096), (362, 546720), (402, 492320), (408, 485080), (480, 412318), (510, 388064), (536, 369240), (543, 364480), (544, 363810), (670, 295392), (680, 291048), (724, 273360), (804, 246160), (816, 242540), (905, 218688), (960, 206159), (1005, 196928), (1020, 194032), (1072, 184620), (1086, 182240), (1088, 181905), (1139, 173760), (1340, 147696), (1360, 145524), (1448, 136680), (1608, 123080), (1632, 121270), (1810, 109344), (2010, 98464), (2040, 97016), (2144, 92310), (2172, 91120), (2278, 86880), (2680, 73848), (2715, 72896), (2720, 72762), (2896, 68340), (3077, 64320), (3216, 61540), (3264, 60635), (3417, 57920), (3620, 54672), (4020, 49232), (4080, 48508), (4288, 46155), (4344, 45560), (4556, 43440), (5360, 36924), (5430, 36448), (5440, 36381), (5695, 34752), (5792, 34170), (6154, 32160), (6432, 30770), (6834, 28960), (7240, 27336), (8040, 24616), (8160, 24254), (8688, 22780), (9112, 21720), (9231, 21440), (10720, 18462), (10860, 18224), (11390, 17376), (11584, 17085), (12127, 16320), (12308, 16080), (12864, 15385), (13668, 14480)]