18912278448

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{7219}}^1$

素因数の和:7376

約数の個数: 240

約数和(自身を含む): 63686638080

約数和(自身を除く): 44774359632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 112, 113, 126, 138, 144, 161, 168, 184, 207, 226, 252, 276, 322, 336, 339, 368, 414, 452, 483, 504, 552, 644, 678, 791, 828, 904, 966, 1008, 1017, 1104, 1288, 1356, 1449, 1582, 1656, 1808, 1932, 2034, 2373, 2576, 2599, 2712, 2898, 3164, 3312, 3864, 4068, 4746, 5198, 5424, 5796, 6328, 7119, 7219, 7728, 7797, 8136, 9492, 10396, 11592, 12656, 14238, 14438, 15594, 16272, 18193, 18984, 20792, 21657, 23184, 23391, 28476, 28876, 31188, 36386, 37968, 41584, 43314, 46782, 50533, 54579, 56952, 57752, 62376, 64971, 72772, 86628, 93564, 101066, 109158, 113904, 115504, 124752, 129942, 145544, 151599, 163737, 166037, 173256, 187128, 202132, 218316, 259884, 291088, 303198, 327474, 332074, 346512, 374256, 404264, 436632, 454797, 498111, 519768, 606396, 654948, 664148, 808528, 815747, 873264, 909594, 996222, 1039536, 1162259, 1212792, 1309896, 1328296, 1494333, 1631494, 1819188, 1992444, 2324518, 2425584, 2447241, 2619792, 2656592, 2988666, 3262988, 3486777, 3638376, 3984888, 4649036, 4894482, 5710229, 5977332, 6525976, 6973554, 7276752, 7341723, 7969776, 9298072, 9788964, 10460331, 11420458, 11954664, 13051952, 13947108, 14683446, 17130687, 18596144, 18762181, 19577928, 20920662, 22840916, 23909328, 27894216, 29366892, 34261374, 37524362, 39155856, 41841324, 45681832, 51392061, 55788432, 56286543, 58733784, 68522748, 75048724, 83682648, 91363664, 102784122, 112573086, 117467568, 131335267, 137045496, 150097448, 167365296, 168859629, 205568244, 225146172, 262670534, 274090992, 300194896, 337719258, 394005801, 411136488, 450292344, 525341068, 675438516, 788011602, 822272976, 900584688, 1050682136, 1182017403, 1350877032, 1576023204, 2101364272, 2364034806, 2701754064, 3152046408, 4728069612, 6304092816, 9456139224, 18912278448]

約数ペア:

[(1, 18912278448), (2, 9456139224), (3, 6304092816), (4, 4728069612), (6, 3152046408), (7, 2701754064), (8, 2364034806), (9, 2101364272), (12, 1576023204), (14, 1350877032), (16, 1182017403), (18, 1050682136), (21, 900584688), (23, 822272976), (24, 788011602), (28, 675438516), (36, 525341068), (42, 450292344), (46, 411136488), (48, 394005801), (56, 337719258), (63, 300194896), (69, 274090992), (72, 262670534), (84, 225146172), (92, 205568244), (112, 168859629), (113, 167365296), (126, 150097448), (138, 137045496), (144, 131335267), (161, 117467568), (168, 112573086), (184, 102784122), (207, 91363664), (226, 83682648), (252, 75048724), (276, 68522748), (322, 58733784), (336, 56286543), (339, 55788432), (368, 51392061), (414, 45681832), (452, 41841324), (483, 39155856), (504, 37524362), (552, 34261374), (644, 29366892), (678, 27894216), (791, 23909328), (828, 22840916), (904, 20920662), (966, 19577928), (1008, 18762181), (1017, 18596144), (1104, 17130687), (1288, 14683446), (1356, 13947108), (1449, 13051952), (1582, 11954664), (1656, 11420458), (1808, 10460331), (1932, 9788964), (2034, 9298072), (2373, 7969776), (2576, 7341723), (2599, 7276752), (2712, 6973554), (2898, 6525976), (3164, 5977332), (3312, 5710229), (3864, 4894482), (4068, 4649036), (4746, 3984888), (5198, 3638376), (5424, 3486777), (5796, 3262988), (6328, 2988666), (7119, 2656592), (7219, 2619792), (7728, 2447241), (7797, 2425584), (8136, 2324518), (9492, 1992444), (10396, 1819188), (11592, 1631494), (12656, 1494333), (14238, 1328296), (14438, 1309896), (15594, 1212792), (16272, 1162259), (18193, 1039536), (18984, 996222), (20792, 909594), (21657, 873264), (23184, 815747), (23391, 808528), (28476, 664148), (28876, 654948), (31188, 606396), (36386, 519768), (37968, 498111), (41584, 454797), (43314, 436632), (46782, 404264), (50533, 374256), (54579, 346512), (56952, 332074), (57752, 327474), (62376, 303198), (64971, 291088), (72772, 259884), (86628, 218316), (93564, 202132), (101066, 187128), (109158, 173256), (113904, 166037), (115504, 163737), (124752, 151599), (129942, 145544)]