81887400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 288

約数和(自身を含む): 322271040

約数和(自身を除く): 240383640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 67, 70, 72, 75, 84, 90, 97, 100, 105, 120, 126, 134, 140, 150, 168, 175, 180, 194, 200, 201, 210, 225, 252, 268, 280, 291, 300, 315, 335, 350, 360, 388, 402, 420, 450, 469, 485, 504, 525, 536, 582, 600, 603, 630, 670, 679, 700, 776, 804, 840, 873, 900, 938, 970, 1005, 1050, 1164, 1206, 1260, 1340, 1358, 1400, 1407, 1455, 1575, 1608, 1675, 1746, 1800, 1876, 1940, 2010, 2037, 2100, 2328, 2345, 2412, 2425, 2520, 2680, 2716, 2814, 2910, 3015, 3150, 3350, 3395, 3492, 3752, 3880, 4020, 4074, 4200, 4221, 4365, 4690, 4824, 4850, 5025, 5432, 5628, 5820, 6030, 6111, 6300, 6499, 6700, 6790, 6984, 7035, 7275, 8040, 8148, 8442, 8730, 9380, 9700, 10050, 10185, 11256, 11640, 11725, 12060, 12222, 12600, 12998, 13400, 13580, 14070, 14550, 15075, 16296, 16884, 16975, 17460, 18760, 19400, 19497, 20100, 20370, 21105, 21825, 23450, 24120, 24444, 25996, 27160, 28140, 29100, 30150, 30555, 32495, 33768, 33950, 34920, 35175, 38994, 40200, 40740, 42210, 43650, 45493, 46900, 48888, 50925, 51992, 56280, 58200, 58491, 60300, 61110, 64990, 67900, 70350, 77988, 81480, 84420, 87300, 90986, 93800, 97485, 101850, 105525, 116982, 120600, 122220, 129980, 135800, 136479, 140700, 152775, 155976, 162475, 168840, 174600, 181972, 194970, 203700, 211050, 227465, 233964, 244440, 259960, 272958, 281400, 292455, 305550, 324950, 363944, 389940, 407400, 409437, 422100, 454930, 467928, 487425, 545916, 584910, 611100, 649900, 682395, 779880, 818874, 844200, 909860, 974850, 1091832, 1137325, 1169820, 1222200, 1299800, 1364790, 1462275, 1637748, 1819720, 1949700, 2047185, 2274650, 2339640, 2729580, 2924550, 3275496, 3411975, 3899400, 4094370, 4549300, 5459160, 5849100, 6823950, 8188740, 9098600, 10235925, 11698200, 13647900, 16377480, 20471850, 27295800, 40943700, 81887400]

約数ペア:

[(1, 81887400), (2, 40943700), (3, 27295800), (4, 20471850), (5, 16377480), (6, 13647900), (7, 11698200), (8, 10235925), (9, 9098600), (10, 8188740), (12, 6823950), (14, 5849100), (15, 5459160), (18, 4549300), (20, 4094370), (21, 3899400), (24, 3411975), (25, 3275496), (28, 2924550), (30, 2729580), (35, 2339640), (36, 2274650), (40, 2047185), (42, 1949700), (45, 1819720), (50, 1637748), (56, 1462275), (60, 1364790), (63, 1299800), (67, 1222200), (70, 1169820), (72, 1137325), (75, 1091832), (84, 974850), (90, 909860), (97, 844200), (100, 818874), (105, 779880), (120, 682395), (126, 649900), (134, 611100), (140, 584910), (150, 545916), (168, 487425), (175, 467928), (180, 454930), (194, 422100), (200, 409437), (201, 407400), (210, 389940), (225, 363944), (252, 324950), (268, 305550), (280, 292455), (291, 281400), (300, 272958), (315, 259960), (335, 244440), (350, 233964), (360, 227465), (388, 211050), (402, 203700), (420, 194970), (450, 181972), (469, 174600), (485, 168840), (504, 162475), (525, 155976), (536, 152775), (582, 140700), (600, 136479), (603, 135800), (630, 129980), (670, 122220), (679, 120600), (700, 116982), (776, 105525), (804, 101850), (840, 97485), (873, 93800), (900, 90986), (938, 87300), (970, 84420), (1005, 81480), (1050, 77988), (1164, 70350), (1206, 67900), (1260, 64990), (1340, 61110), (1358, 60300), (1400, 58491), (1407, 58200), (1455, 56280), (1575, 51992), (1608, 50925), (1675, 48888), (1746, 46900), (1800, 45493), (1876, 43650), (1940, 42210), (2010, 40740), (2037, 40200), (2100, 38994), (2328, 35175), (2345, 34920), (2412, 33950), (2425, 33768), (2520, 32495), (2680, 30555), (2716, 30150), (2814, 29100), (2910, 28140), (3015, 27160), (3150, 25996), (3350, 24444), (3395, 24120), (3492, 23450), (3752, 21825), (3880, 21105), (4020, 20370), (4074, 20100), (4200, 19497), (4221, 19400), (4365, 18760), (4690, 17460), (4824, 16975), (4850, 16884), (5025, 16296), (5432, 15075), (5628, 14550), (5820, 14070), (6030, 13580), (6111, 13400), (6300, 12998), (6499, 12600), (6700, 12222), (6790, 12060), (6984, 11725), (7035, 11640), (7275, 11256), (8040, 10185), (8148, 10050), (8442, 9700), (8730, 9380)]