1997235072

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{857}}^1$

素因数の和:918

約数の個数: 288

約数和(自身を含む): 6985527120

約数和(自身を除く): 4988292048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 64, 68, 72, 84, 96, 102, 112, 119, 126, 128, 136, 144, 153, 168, 192, 204, 224, 238, 252, 272, 288, 289, 306, 336, 357, 384, 408, 448, 476, 504, 544, 576, 578, 612, 672, 714, 816, 857, 867, 896, 952, 1008, 1071, 1088, 1152, 1156, 1224, 1344, 1428, 1632, 1714, 1734, 1904, 2016, 2023, 2142, 2176, 2312, 2448, 2571, 2601, 2688, 2856, 3264, 3428, 3468, 3808, 4032, 4046, 4284, 4624, 4896, 5142, 5202, 5712, 5999, 6069, 6528, 6856, 6936, 7616, 7713, 8064, 8092, 8568, 9248, 9792, 10284, 10404, 11424, 11998, 12138, 13712, 13872, 14569, 15232, 15426, 16184, 17136, 17997, 18207, 18496, 19584, 20568, 20808, 22848, 23996, 24276, 27424, 27744, 29138, 30852, 32368, 34272, 35994, 36414, 36992, 41136, 41616, 43707, 45696, 47992, 48552, 53991, 54848, 55488, 58276, 61704, 64736, 68544, 71988, 72828, 82272, 83232, 87414, 95984, 97104, 101983, 107982, 109696, 110976, 116552, 123408, 129472, 131121, 137088, 143976, 145656, 164544, 166464, 174828, 191968, 194208, 203966, 215964, 233104, 246816, 247673, 258944, 262242, 287952, 291312, 305949, 329088, 332928, 349656, 383936, 388416, 407932, 431928, 466208, 493632, 495346, 524484, 575904, 582624, 611898, 699312, 743019, 767872, 776832, 815864, 863856, 917847, 932416, 987264, 990692, 1048968, 1151808, 1165248, 1223796, 1398624, 1486038, 1631728, 1727712, 1733711, 1835694, 1864832, 1981384, 2097936, 2229057, 2303616, 2330496, 2447592, 2797248, 2972076, 3263456, 3455424, 3467422, 3671388, 3962768, 4195872, 4458114, 4895184, 5201133, 5594496, 5944152, 6526912, 6910848, 6934844, 7342776, 7925536, 8391744, 8916228, 9790368, 10402266, 11888304, 13053824, 13869688, 14685552, 15603399, 15851072, 16783488, 17832456, 19580736, 20804532, 23776608, 27739376, 29371104, 31206798, 31702144, 35664912, 39161472, 41609064, 47553216, 55478752, 58742208, 62413596, 71329824, 83218128, 95106432, 110957504, 117484416, 124827192, 142659648, 166436256, 221915008, 249654384, 285319296, 332872512, 499308768, 665745024, 998617536, 1997235072]

約数ペア:

[(1, 1997235072), (2, 998617536), (3, 665745024), (4, 499308768), (6, 332872512), (7, 285319296), (8, 249654384), (9, 221915008), (12, 166436256), (14, 142659648), (16, 124827192), (17, 117484416), (18, 110957504), (21, 95106432), (24, 83218128), (28, 71329824), (32, 62413596), (34, 58742208), (36, 55478752), (42, 47553216), (48, 41609064), (51, 39161472), (56, 35664912), (63, 31702144), (64, 31206798), (68, 29371104), (72, 27739376), (84, 23776608), (96, 20804532), (102, 19580736), (112, 17832456), (119, 16783488), (126, 15851072), (128, 15603399), (136, 14685552), (144, 13869688), (153, 13053824), (168, 11888304), (192, 10402266), (204, 9790368), (224, 8916228), (238, 8391744), (252, 7925536), (272, 7342776), (288, 6934844), (289, 6910848), (306, 6526912), (336, 5944152), (357, 5594496), (384, 5201133), (408, 4895184), (448, 4458114), (476, 4195872), (504, 3962768), (544, 3671388), (576, 3467422), (578, 3455424), (612, 3263456), (672, 2972076), (714, 2797248), (816, 2447592), (857, 2330496), (867, 2303616), (896, 2229057), (952, 2097936), (1008, 1981384), (1071, 1864832), (1088, 1835694), (1152, 1733711), (1156, 1727712), (1224, 1631728), (1344, 1486038), (1428, 1398624), (1632, 1223796), (1714, 1165248), (1734, 1151808), (1904, 1048968), (2016, 990692), (2023, 987264), (2142, 932416), (2176, 917847), (2312, 863856), (2448, 815864), (2571, 776832), (2601, 767872), (2688, 743019), (2856, 699312), (3264, 611898), (3428, 582624), (3468, 575904), (3808, 524484), (4032, 495346), (4046, 493632), (4284, 466208), (4624, 431928), (4896, 407932), (5142, 388416), (5202, 383936), (5712, 349656), (5999, 332928), (6069, 329088), (6528, 305949), (6856, 291312), (6936, 287952), (7616, 262242), (7713, 258944), (8064, 247673), (8092, 246816), (8568, 233104), (9248, 215964), (9792, 203966), (10284, 194208), (10404, 191968), (11424, 174828), (11998, 166464), (12138, 164544), (13712, 145656), (13872, 143976), (14569, 137088), (15232, 131121), (15426, 129472), (16184, 123408), (17136, 116552), (17997, 110976), (18207, 109696), (18496, 107982), (19584, 101983), (20568, 97104), (20808, 95984), (22848, 87414), (23996, 83232), (24276, 82272), (27424, 72828), (27744, 71988), (29138, 68544), (30852, 64736), (32368, 61704), (34272, 58276), (35994, 55488), (36414, 54848), (36992, 53991), (41136, 48552), (41616, 47992), (43707, 45696)]