248626560

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1465

約数の個数: 256

約数和(自身を含む): 976066560

約数和(自身を除く): 727440000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1423, 1456, 1560, 1664, 1680, 1820, 1920, 2080, 2184, 2240, 2496, 2688, 2730, 2846, 2912, 3120, 3360, 3640, 4160, 4269, 4368, 4480, 4992, 5460, 5692, 5824, 6240, 6720, 7115, 7280, 8320, 8538, 8736, 9961, 10920, 11384, 11648, 12480, 13440, 14230, 14560, 17076, 17472, 18499, 19922, 21345, 21840, 22768, 24960, 28460, 29120, 29883, 34152, 34944, 36998, 39844, 42690, 43680, 45536, 49805, 55497, 56920, 58240, 59766, 68304, 73996, 79688, 85380, 87360, 91072, 92495, 99610, 110994, 113840, 119532, 129493, 136608, 147992, 149415, 159376, 170760, 174720, 182144, 184990, 199220, 221988, 227680, 239064, 258986, 273216, 277485, 295984, 298830, 318752, 341520, 369980, 388479, 398440, 443976, 455360, 478128, 517972, 546432, 554970, 591968, 597660, 637504, 647465, 683040, 739960, 776958, 796880, 887952, 910720, 956256, 1035944, 1109940, 1183936, 1195320, 1275008, 1294930, 1366080, 1479920, 1553916, 1593760, 1775904, 1912512, 1942395, 2071888, 2219880, 2367872, 2390640, 2589860, 2732160, 2959840, 3107832, 3187520, 3551808, 3825024, 3884790, 4143776, 4439760, 4781280, 5179720, 5919680, 6215664, 6375040, 7103616, 7769580, 8287552, 8879520, 9562560, 10359440, 11839360, 12431328, 15539160, 16575104, 17759040, 19125120, 20718880, 24862656, 31078320, 35518080, 41437760, 49725312, 62156640, 82875520, 124313280, 248626560]

約数ペア:

[(1, 248626560), (2, 124313280), (3, 82875520), (4, 62156640), (5, 49725312), (6, 41437760), (7, 35518080), (8, 31078320), (10, 24862656), (12, 20718880), (13, 19125120), (14, 17759040), (15, 16575104), (16, 15539160), (20, 12431328), (21, 11839360), (24, 10359440), (26, 9562560), (28, 8879520), (30, 8287552), (32, 7769580), (35, 7103616), (39, 6375040), (40, 6215664), (42, 5919680), (48, 5179720), (52, 4781280), (56, 4439760), (60, 4143776), (64, 3884790), (65, 3825024), (70, 3551808), (78, 3187520), (80, 3107832), (84, 2959840), (91, 2732160), (96, 2589860), (104, 2390640), (105, 2367872), (112, 2219880), (120, 2071888), (128, 1942395), (130, 1912512), (140, 1775904), (156, 1593760), (160, 1553916), (168, 1479920), (182, 1366080), (192, 1294930), (195, 1275008), (208, 1195320), (210, 1183936), (224, 1109940), (240, 1035944), (260, 956256), (273, 910720), (280, 887952), (312, 796880), (320, 776958), (336, 739960), (364, 683040), (384, 647465), (390, 637504), (416, 597660), (420, 591968), (448, 554970), (455, 546432), (480, 517972), (520, 478128), (546, 455360), (560, 443976), (624, 398440), (640, 388479), (672, 369980), (728, 341520), (780, 318752), (832, 298830), (840, 295984), (896, 277485), (910, 273216), (960, 258986), (1040, 239064), (1092, 227680), (1120, 221988), (1248, 199220), (1344, 184990), (1365, 182144), (1423, 174720), (1456, 170760), (1560, 159376), (1664, 149415), (1680, 147992), (1820, 136608), (1920, 129493), (2080, 119532), (2184, 113840), (2240, 110994), (2496, 99610), (2688, 92495), (2730, 91072), (2846, 87360), (2912, 85380), (3120, 79688), (3360, 73996), (3640, 68304), (4160, 59766), (4269, 58240), (4368, 56920), (4480, 55497), (4992, 49805), (5460, 45536), (5692, 43680), (5824, 42690), (6240, 39844), (6720, 36998), (7115, 34944), (7280, 34152), (8320, 29883), (8538, 29120), (8736, 28460), (9961, 24960), (10920, 22768), (11384, 21840), (11648, 21345), (12480, 19922), (13440, 18499), (14230, 17472), (14560, 17076)]