248989440

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 288

約数和(自身を含む): 930101760

約数和(自身を除く): 681112320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 59, 60, 64, 70, 80, 84, 96, 105, 112, 118, 120, 128, 140, 157, 160, 168, 177, 192, 210, 224, 236, 240, 256, 280, 295, 314, 320, 336, 354, 384, 413, 420, 448, 471, 472, 480, 560, 590, 628, 640, 672, 708, 768, 785, 826, 840, 885, 896, 942, 944, 960, 1099, 1120, 1180, 1239, 1256, 1280, 1344, 1416, 1570, 1652, 1680, 1770, 1792, 1884, 1888, 1920, 2065, 2198, 2240, 2355, 2360, 2478, 2512, 2688, 2832, 3140, 3297, 3304, 3360, 3540, 3768, 3776, 3840, 4130, 4396, 4480, 4710, 4720, 4956, 5024, 5376, 5495, 5664, 6195, 6280, 6594, 6608, 6720, 7080, 7536, 7552, 8260, 8792, 8960, 9263, 9420, 9440, 9912, 10048, 10990, 11328, 12390, 12560, 13188, 13216, 13440, 14160, 15072, 15104, 16485, 16520, 17584, 18526, 18840, 18880, 19824, 20096, 21980, 22656, 24780, 25120, 26376, 26432, 26880, 27789, 28320, 30144, 32970, 33040, 35168, 37052, 37680, 37760, 39648, 40192, 43960, 45312, 46315, 49560, 50240, 52752, 52864, 55578, 56640, 60288, 64841, 65940, 66080, 70336, 74104, 75360, 75520, 79296, 87920, 92630, 99120, 100480, 105504, 105728, 111156, 113280, 120576, 129682, 131880, 132160, 138945, 140672, 148208, 150720, 158592, 175840, 185260, 194523, 198240, 200960, 211008, 222312, 226560, 259364, 263760, 264320, 277890, 281344, 296416, 301440, 317184, 324205, 351680, 370520, 389046, 396480, 422016, 444624, 518728, 527520, 528640, 555780, 592832, 602880, 648410, 703360, 741040, 778092, 792960, 844032, 889248, 972615, 1037456, 1055040, 1111560, 1185664, 1296820, 1406720, 1482080, 1556184, 1585920, 1778496, 1945230, 2074912, 2110080, 2223120, 2371328, 2593640, 2964160, 3112368, 3556992, 3890460, 4149824, 4220160, 4446240, 5187280, 5928320, 6224736, 7113984, 7780920, 8299648, 8892480, 10374560, 11856640, 12449472, 15561840, 16599296, 17784960, 20749120, 24898944, 31123680, 35569920, 41498240, 49797888, 62247360, 82996480, 124494720, 248989440]

約数ペア:

[(1, 248989440), (2, 124494720), (3, 82996480), (4, 62247360), (5, 49797888), (6, 41498240), (7, 35569920), (8, 31123680), (10, 24898944), (12, 20749120), (14, 17784960), (15, 16599296), (16, 15561840), (20, 12449472), (21, 11856640), (24, 10374560), (28, 8892480), (30, 8299648), (32, 7780920), (35, 7113984), (40, 6224736), (42, 5928320), (48, 5187280), (56, 4446240), (59, 4220160), (60, 4149824), (64, 3890460), (70, 3556992), (80, 3112368), (84, 2964160), (96, 2593640), (105, 2371328), (112, 2223120), (118, 2110080), (120, 2074912), (128, 1945230), (140, 1778496), (157, 1585920), (160, 1556184), (168, 1482080), (177, 1406720), (192, 1296820), (210, 1185664), (224, 1111560), (236, 1055040), (240, 1037456), (256, 972615), (280, 889248), (295, 844032), (314, 792960), (320, 778092), (336, 741040), (354, 703360), (384, 648410), (413, 602880), (420, 592832), (448, 555780), (471, 528640), (472, 527520), (480, 518728), (560, 444624), (590, 422016), (628, 396480), (640, 389046), (672, 370520), (708, 351680), (768, 324205), (785, 317184), (826, 301440), (840, 296416), (885, 281344), (896, 277890), (942, 264320), (944, 263760), (960, 259364), (1099, 226560), (1120, 222312), (1180, 211008), (1239, 200960), (1256, 198240), (1280, 194523), (1344, 185260), (1416, 175840), (1570, 158592), (1652, 150720), (1680, 148208), (1770, 140672), (1792, 138945), (1884, 132160), (1888, 131880), (1920, 129682), (2065, 120576), (2198, 113280), (2240, 111156), (2355, 105728), (2360, 105504), (2478, 100480), (2512, 99120), (2688, 92630), (2832, 87920), (3140, 79296), (3297, 75520), (3304, 75360), (3360, 74104), (3540, 70336), (3768, 66080), (3776, 65940), (3840, 64841), (4130, 60288), (4396, 56640), (4480, 55578), (4710, 52864), (4720, 52752), (4956, 50240), (5024, 49560), (5376, 46315), (5495, 45312), (5664, 43960), (6195, 40192), (6280, 39648), (6594, 37760), (6608, 37680), (6720, 37052), (7080, 35168), (7536, 33040), (7552, 32970), (8260, 30144), (8792, 28320), (8960, 27789), (9263, 26880), (9420, 26432), (9440, 26376), (9912, 25120), (10048, 24780), (10990, 22656), (11328, 21980), (12390, 20096), (12560, 19824), (13188, 18880), (13216, 18840), (13440, 18526), (14160, 17584), (15072, 16520), (15104, 16485)]