388957968

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{883}}^1$

素因数の和:946

約数の個数: 240

約数和(自身を含む): 1368007680

約数和(自身を除く): 979049712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 23, 24, 28, 36, 38, 42, 46, 48, 56, 57, 63, 69, 72, 76, 84, 92, 112, 114, 126, 133, 138, 144, 152, 161, 168, 171, 184, 207, 228, 252, 266, 276, 304, 322, 336, 342, 368, 399, 414, 437, 456, 483, 504, 532, 552, 644, 684, 798, 828, 874, 883, 912, 966, 1008, 1064, 1104, 1197, 1288, 1311, 1368, 1449, 1596, 1656, 1748, 1766, 1932, 2128, 2394, 2576, 2622, 2649, 2736, 2898, 3059, 3192, 3312, 3496, 3532, 3864, 3933, 4788, 5244, 5298, 5796, 6118, 6181, 6384, 6992, 7064, 7728, 7866, 7947, 9177, 9576, 10488, 10596, 11592, 12236, 12362, 14128, 15732, 15894, 16777, 18354, 18543, 19152, 20309, 20976, 21192, 23184, 24472, 24724, 27531, 31464, 31788, 33554, 36708, 37086, 40618, 42384, 48944, 49448, 50331, 55062, 55629, 60927, 62928, 63576, 67108, 73416, 74172, 81236, 98896, 100662, 110124, 111258, 117439, 121854, 127152, 134216, 142163, 146832, 148344, 150993, 162472, 182781, 201324, 220248, 222516, 234878, 243708, 268432, 284326, 296688, 301986, 324944, 352317, 365562, 385871, 402648, 426489, 440496, 445032, 469756, 487416, 568652, 603972, 704634, 731124, 771742, 805296, 852978, 890064, 939512, 974832, 1056951, 1137304, 1157613, 1207944, 1279467, 1409268, 1462248, 1543484, 1705956, 1879024, 2113902, 2274608, 2315226, 2415888, 2558934, 2701097, 2818536, 2924496, 3086968, 3411912, 3472839, 4227804, 4630452, 5117868, 5402194, 5637072, 6173936, 6823824, 6945678, 8103291, 8455608, 9260904, 10235736, 10804388, 13891356, 16206582, 16911216, 18521808, 20471472, 21608776, 24309873, 27782712, 32413164, 43217552, 48619746, 55565424, 64826328, 97239492, 129652656, 194478984, 388957968]

約数ペア:

[(1, 388957968), (2, 194478984), (3, 129652656), (4, 97239492), (6, 64826328), (7, 55565424), (8, 48619746), (9, 43217552), (12, 32413164), (14, 27782712), (16, 24309873), (18, 21608776), (19, 20471472), (21, 18521808), (23, 16911216), (24, 16206582), (28, 13891356), (36, 10804388), (38, 10235736), (42, 9260904), (46, 8455608), (48, 8103291), (56, 6945678), (57, 6823824), (63, 6173936), (69, 5637072), (72, 5402194), (76, 5117868), (84, 4630452), (92, 4227804), (112, 3472839), (114, 3411912), (126, 3086968), (133, 2924496), (138, 2818536), (144, 2701097), (152, 2558934), (161, 2415888), (168, 2315226), (171, 2274608), (184, 2113902), (207, 1879024), (228, 1705956), (252, 1543484), (266, 1462248), (276, 1409268), (304, 1279467), (322, 1207944), (336, 1157613), (342, 1137304), (368, 1056951), (399, 974832), (414, 939512), (437, 890064), (456, 852978), (483, 805296), (504, 771742), (532, 731124), (552, 704634), (644, 603972), (684, 568652), (798, 487416), (828, 469756), (874, 445032), (883, 440496), (912, 426489), (966, 402648), (1008, 385871), (1064, 365562), (1104, 352317), (1197, 324944), (1288, 301986), (1311, 296688), (1368, 284326), (1449, 268432), (1596, 243708), (1656, 234878), (1748, 222516), (1766, 220248), (1932, 201324), (2128, 182781), (2394, 162472), (2576, 150993), (2622, 148344), (2649, 146832), (2736, 142163), (2898, 134216), (3059, 127152), (3192, 121854), (3312, 117439), (3496, 111258), (3532, 110124), (3864, 100662), (3933, 98896), (4788, 81236), (5244, 74172), (5298, 73416), (5796, 67108), (6118, 63576), (6181, 62928), (6384, 60927), (6992, 55629), (7064, 55062), (7728, 50331), (7866, 49448), (7947, 48944), (9177, 42384), (9576, 40618), (10488, 37086), (10596, 36708), (11592, 33554), (12236, 31788), (12362, 31464), (14128, 27531), (15732, 24724), (15894, 24472), (16777, 23184), (18354, 21192), (18543, 20976), (19152, 20309)]