254466240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2039

約数の個数: 224

約数和(自身を含む): 972433920

約数和(自身を除く): 717967680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 399, 420, 448, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 960, 1064, 1120, 1140, 1216, 1330, 1344, 1520, 1596, 1680, 1824, 1993, 1995, 2128, 2240, 2280, 2660, 3040, 3192, 3360, 3648, 3986, 3990, 4256, 4560, 5320, 5979, 6080, 6384, 6720, 7972, 7980, 8512, 9120, 9965, 10640, 11958, 12768, 13951, 15944, 15960, 18240, 19930, 21280, 23916, 25536, 27902, 29895, 31888, 31920, 37867, 39860, 41853, 42560, 47832, 55804, 59790, 63776, 63840, 69755, 75734, 79720, 83706, 95664, 111608, 113601, 119580, 127552, 127680, 139510, 151468, 159440, 167412, 189335, 191328, 209265, 223216, 227202, 239160, 265069, 279020, 302936, 318880, 334824, 378670, 382656, 418530, 446432, 454404, 478320, 530138, 558040, 568005, 605872, 637760, 669648, 757340, 795207, 837060, 892864, 908808, 956640, 1060276, 1116080, 1136010, 1211744, 1325345, 1339296, 1514680, 1590414, 1674120, 1817616, 1913280, 2120552, 2232160, 2272020, 2423488, 2650690, 2678592, 3029360, 3180828, 3348240, 3635232, 3976035, 4241104, 4464320, 4544040, 5301380, 6058720, 6361656, 6696480, 7270464, 7952070, 8482208, 9088080, 10602760, 12117440, 12723312, 13392960, 15904140, 16964416, 18176160, 21205520, 25446624, 31808280, 36352320, 42411040, 50893248, 63616560, 84822080, 127233120, 254466240]

約数ペア:

[(1, 254466240), (2, 127233120), (3, 84822080), (4, 63616560), (5, 50893248), (6, 42411040), (7, 36352320), (8, 31808280), (10, 25446624), (12, 21205520), (14, 18176160), (15, 16964416), (16, 15904140), (19, 13392960), (20, 12723312), (21, 12117440), (24, 10602760), (28, 9088080), (30, 8482208), (32, 7952070), (35, 7270464), (38, 6696480), (40, 6361656), (42, 6058720), (48, 5301380), (56, 4544040), (57, 4464320), (60, 4241104), (64, 3976035), (70, 3635232), (76, 3348240), (80, 3180828), (84, 3029360), (95, 2678592), (96, 2650690), (105, 2423488), (112, 2272020), (114, 2232160), (120, 2120552), (133, 1913280), (140, 1817616), (152, 1674120), (160, 1590414), (168, 1514680), (190, 1339296), (192, 1325345), (210, 1211744), (224, 1136010), (228, 1116080), (240, 1060276), (266, 956640), (280, 908808), (285, 892864), (304, 837060), (320, 795207), (336, 757340), (380, 669648), (399, 637760), (420, 605872), (448, 568005), (456, 558040), (480, 530138), (532, 478320), (560, 454404), (570, 446432), (608, 418530), (665, 382656), (672, 378670), (760, 334824), (798, 318880), (840, 302936), (912, 279020), (960, 265069), (1064, 239160), (1120, 227202), (1140, 223216), (1216, 209265), (1330, 191328), (1344, 189335), (1520, 167412), (1596, 159440), (1680, 151468), (1824, 139510), (1993, 127680), (1995, 127552), (2128, 119580), (2240, 113601), (2280, 111608), (2660, 95664), (3040, 83706), (3192, 79720), (3360, 75734), (3648, 69755), (3986, 63840), (3990, 63776), (4256, 59790), (4560, 55804), (5320, 47832), (5979, 42560), (6080, 41853), (6384, 39860), (6720, 37867), (7972, 31920), (7980, 31888), (8512, 29895), (9120, 27902), (9965, 25536), (10640, 23916), (11958, 21280), (12768, 19930), (13951, 18240), (15944, 15960)]