251493984

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:279

約数の個数: 240

約数和(自身を含む): 860606208

約数和(自身を除く): 609112224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 83, 84, 96, 108, 112, 126, 144, 162, 166, 167, 168, 189, 216, 224, 249, 252, 288, 324, 332, 334, 336, 378, 432, 498, 501, 504, 567, 581, 648, 664, 668, 672, 747, 756, 864, 996, 1002, 1008, 1134, 1162, 1169, 1296, 1328, 1336, 1494, 1503, 1512, 1743, 1992, 2004, 2016, 2241, 2268, 2324, 2338, 2592, 2656, 2672, 2988, 3006, 3024, 3486, 3507, 3984, 4008, 4482, 4509, 4536, 4648, 4676, 5229, 5344, 5976, 6012, 6048, 6723, 6972, 7014, 7968, 8016, 8964, 9018, 9072, 9296, 9352, 10458, 10521, 11952, 12024, 13446, 13527, 13861, 13944, 14028, 15687, 16032, 17928, 18036, 18144, 18592, 18704, 20916, 21042, 23904, 24048, 26892, 27054, 27722, 27888, 28056, 31374, 31563, 35856, 36072, 37408, 41583, 41832, 42084, 47061, 48096, 53784, 54108, 55444, 55776, 56112, 62748, 63126, 71712, 72144, 83166, 83664, 84168, 94122, 94689, 97027, 107568, 108216, 110888, 112224, 124749, 125496, 126252, 144288, 166332, 167328, 168336, 188244, 189378, 194054, 215136, 216432, 221776, 249498, 250992, 252504, 291081, 332664, 336672, 374247, 376488, 378756, 388108, 432864, 443552, 498996, 501984, 505008, 582162, 665328, 748494, 752976, 757512, 776216, 873243, 997992, 1010016, 1122741, 1164324, 1330656, 1496988, 1505952, 1515024, 1552432, 1746486, 1995984, 2245482, 2328648, 2619729, 2993976, 3030048, 3104864, 3492972, 3991968, 4490964, 4657296, 5239458, 5987952, 6985944, 7859187, 8981928, 9314592, 10478916, 11975904, 13971888, 15718374, 17963856, 20957832, 27943776, 31436748, 35927712, 41915664, 62873496, 83831328, 125746992, 251493984]

約数ペア:

[(1, 251493984), (2, 125746992), (3, 83831328), (4, 62873496), (6, 41915664), (7, 35927712), (8, 31436748), (9, 27943776), (12, 20957832), (14, 17963856), (16, 15718374), (18, 13971888), (21, 11975904), (24, 10478916), (27, 9314592), (28, 8981928), (32, 7859187), (36, 6985944), (42, 5987952), (48, 5239458), (54, 4657296), (56, 4490964), (63, 3991968), (72, 3492972), (81, 3104864), (83, 3030048), (84, 2993976), (96, 2619729), (108, 2328648), (112, 2245482), (126, 1995984), (144, 1746486), (162, 1552432), (166, 1515024), (167, 1505952), (168, 1496988), (189, 1330656), (216, 1164324), (224, 1122741), (249, 1010016), (252, 997992), (288, 873243), (324, 776216), (332, 757512), (334, 752976), (336, 748494), (378, 665328), (432, 582162), (498, 505008), (501, 501984), (504, 498996), (567, 443552), (581, 432864), (648, 388108), (664, 378756), (668, 376488), (672, 374247), (747, 336672), (756, 332664), (864, 291081), (996, 252504), (1002, 250992), (1008, 249498), (1134, 221776), (1162, 216432), (1169, 215136), (1296, 194054), (1328, 189378), (1336, 188244), (1494, 168336), (1503, 167328), (1512, 166332), (1743, 144288), (1992, 126252), (2004, 125496), (2016, 124749), (2241, 112224), (2268, 110888), (2324, 108216), (2338, 107568), (2592, 97027), (2656, 94689), (2672, 94122), (2988, 84168), (3006, 83664), (3024, 83166), (3486, 72144), (3507, 71712), (3984, 63126), (4008, 62748), (4482, 56112), (4509, 55776), (4536, 55444), (4648, 54108), (4676, 53784), (5229, 48096), (5344, 47061), (5976, 42084), (6012, 41832), (6048, 41583), (6723, 37408), (6972, 36072), (7014, 35856), (7968, 31563), (8016, 31374), (8964, 28056), (9018, 27888), (9072, 27722), (9296, 27054), (9352, 26892), (10458, 24048), (10521, 23904), (11952, 21042), (12024, 20916), (13446, 18704), (13527, 18592), (13861, 18144), (13944, 18036), (14028, 17928), (15687, 16032)]