248576640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1$

素因数の和:491

約数の個数: 256

約数和(自身を含む): 892442880

約数和(自身を除く): 643866240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 128, 130, 138, 156, 160, 184, 192, 195, 208, 230, 240, 260, 276, 299, 312, 320, 345, 368, 384, 390, 416, 433, 460, 480, 520, 552, 598, 624, 640, 690, 736, 780, 832, 866, 897, 920, 960, 1040, 1104, 1196, 1248, 1299, 1380, 1472, 1495, 1560, 1664, 1732, 1794, 1840, 1920, 2080, 2165, 2208, 2392, 2496, 2598, 2760, 2944, 2990, 3120, 3464, 3588, 3680, 4160, 4330, 4416, 4485, 4784, 4992, 5196, 5520, 5629, 5980, 6240, 6495, 6928, 7176, 7360, 8320, 8660, 8832, 8970, 9568, 9959, 10392, 11040, 11258, 11960, 12480, 12990, 13856, 14352, 14720, 16887, 17320, 17940, 19136, 19918, 20784, 22080, 22516, 23920, 24960, 25980, 27712, 28145, 28704, 29877, 33774, 34640, 35880, 38272, 39836, 41568, 44160, 45032, 47840, 49795, 51960, 55424, 56290, 57408, 59754, 67548, 69280, 71760, 79672, 83136, 84435, 90064, 95680, 99590, 103920, 112580, 114816, 119508, 129467, 135096, 138560, 143520, 149385, 159344, 166272, 168870, 180128, 191360, 199180, 207840, 225160, 239016, 258934, 270192, 277120, 287040, 298770, 318688, 337740, 360256, 388401, 398360, 415680, 450320, 478032, 517868, 540384, 574080, 597540, 637376, 647335, 675480, 720512, 776802, 796720, 831360, 900640, 956064, 1035736, 1080768, 1195080, 1274752, 1294670, 1350960, 1553604, 1593440, 1801280, 1912128, 1942005, 2071472, 2161536, 2390160, 2589340, 2701920, 3107208, 3186880, 3602560, 3824256, 3884010, 4142944, 4780320, 5178680, 5403840, 6214416, 6373760, 7768020, 8285888, 9560640, 10357360, 10807680, 12428832, 15536040, 16571776, 19121280, 20714720, 24857664, 31072080, 41429440, 49715328, 62144160, 82858880, 124288320, 248576640]

約数ペア:

[(1, 248576640), (2, 124288320), (3, 82858880), (4, 62144160), (5, 49715328), (6, 41429440), (8, 31072080), (10, 24857664), (12, 20714720), (13, 19121280), (15, 16571776), (16, 15536040), (20, 12428832), (23, 10807680), (24, 10357360), (26, 9560640), (30, 8285888), (32, 7768020), (39, 6373760), (40, 6214416), (46, 5403840), (48, 5178680), (52, 4780320), (60, 4142944), (64, 3884010), (65, 3824256), (69, 3602560), (78, 3186880), (80, 3107208), (92, 2701920), (96, 2589340), (104, 2390160), (115, 2161536), (120, 2071472), (128, 1942005), (130, 1912128), (138, 1801280), (156, 1593440), (160, 1553604), (184, 1350960), (192, 1294670), (195, 1274752), (208, 1195080), (230, 1080768), (240, 1035736), (260, 956064), (276, 900640), (299, 831360), (312, 796720), (320, 776802), (345, 720512), (368, 675480), (384, 647335), (390, 637376), (416, 597540), (433, 574080), (460, 540384), (480, 517868), (520, 478032), (552, 450320), (598, 415680), (624, 398360), (640, 388401), (690, 360256), (736, 337740), (780, 318688), (832, 298770), (866, 287040), (897, 277120), (920, 270192), (960, 258934), (1040, 239016), (1104, 225160), (1196, 207840), (1248, 199180), (1299, 191360), (1380, 180128), (1472, 168870), (1495, 166272), (1560, 159344), (1664, 149385), (1732, 143520), (1794, 138560), (1840, 135096), (1920, 129467), (2080, 119508), (2165, 114816), (2208, 112580), (2392, 103920), (2496, 99590), (2598, 95680), (2760, 90064), (2944, 84435), (2990, 83136), (3120, 79672), (3464, 71760), (3588, 69280), (3680, 67548), (4160, 59754), (4330, 57408), (4416, 56290), (4485, 55424), (4784, 51960), (4992, 49795), (5196, 47840), (5520, 45032), (5629, 44160), (5980, 41568), (6240, 39836), (6495, 38272), (6928, 35880), (7176, 34640), (7360, 33774), (8320, 29877), (8660, 28704), (8832, 28145), (8970, 27712), (9568, 25980), (9959, 24960), (10392, 23920), (11040, 22516), (11258, 22080), (11960, 20784), (12480, 19918), (12990, 19136), (13856, 17940), (14352, 17320), (14720, 16887)]