251845152

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 216

約数和(自身を含む): 773088624

約数和(自身を除く): 521243472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 43, 48, 52, 57, 76, 78, 86, 96, 104, 114, 129, 152, 156, 169, 172, 208, 228, 247, 258, 304, 312, 338, 344, 361, 416, 456, 494, 507, 516, 559, 608, 624, 676, 688, 722, 741, 817, 912, 988, 1014, 1032, 1083, 1118, 1248, 1352, 1376, 1444, 1482, 1634, 1677, 1824, 1976, 2028, 2064, 2166, 2236, 2451, 2704, 2888, 2964, 3211, 3268, 3354, 3952, 4056, 4128, 4332, 4472, 4693, 4902, 5408, 5776, 5928, 6422, 6536, 6708, 7267, 7904, 8112, 8664, 8944, 9386, 9633, 9804, 10621, 11552, 11856, 12844, 13072, 13416, 14079, 14534, 15523, 16224, 17328, 17888, 18772, 19266, 19608, 21242, 21801, 23712, 25688, 26144, 26832, 28158, 29068, 31046, 31863, 34656, 37544, 38532, 39216, 42484, 43602, 46569, 51376, 53664, 56316, 58136, 61009, 62092, 63726, 75088, 77064, 78432, 84968, 87204, 93138, 102752, 112632, 116272, 122018, 124184, 127452, 138073, 150176, 154128, 169936, 174408, 183027, 186276, 201799, 225264, 232544, 244036, 248368, 254904, 276146, 308256, 339872, 348816, 366054, 372552, 403598, 414219, 450528, 488072, 496736, 509808, 552292, 605397, 697632, 732108, 745104, 807196, 828438, 976144, 1019616, 1104584, 1210794, 1464216, 1490208, 1614392, 1656876, 1952288, 2209168, 2421588, 2623387, 2928432, 3228784, 3313752, 4418336, 4843176, 5246774, 5856864, 6457568, 6627504, 7870161, 9686352, 10493548, 13255008, 15740322, 19372704, 20987096, 31480644, 41974192, 62961288, 83948384, 125922576, 251845152]

約数ペア:

[(1, 251845152), (2, 125922576), (3, 83948384), (4, 62961288), (6, 41974192), (8, 31480644), (12, 20987096), (13, 19372704), (16, 15740322), (19, 13255008), (24, 10493548), (26, 9686352), (32, 7870161), (38, 6627504), (39, 6457568), (43, 5856864), (48, 5246774), (52, 4843176), (57, 4418336), (76, 3313752), (78, 3228784), (86, 2928432), (96, 2623387), (104, 2421588), (114, 2209168), (129, 1952288), (152, 1656876), (156, 1614392), (169, 1490208), (172, 1464216), (208, 1210794), (228, 1104584), (247, 1019616), (258, 976144), (304, 828438), (312, 807196), (338, 745104), (344, 732108), (361, 697632), (416, 605397), (456, 552292), (494, 509808), (507, 496736), (516, 488072), (559, 450528), (608, 414219), (624, 403598), (676, 372552), (688, 366054), (722, 348816), (741, 339872), (817, 308256), (912, 276146), (988, 254904), (1014, 248368), (1032, 244036), (1083, 232544), (1118, 225264), (1248, 201799), (1352, 186276), (1376, 183027), (1444, 174408), (1482, 169936), (1634, 154128), (1677, 150176), (1824, 138073), (1976, 127452), (2028, 124184), (2064, 122018), (2166, 116272), (2236, 112632), (2451, 102752), (2704, 93138), (2888, 87204), (2964, 84968), (3211, 78432), (3268, 77064), (3354, 75088), (3952, 63726), (4056, 62092), (4128, 61009), (4332, 58136), (4472, 56316), (4693, 53664), (4902, 51376), (5408, 46569), (5776, 43602), (5928, 42484), (6422, 39216), (6536, 38532), (6708, 37544), (7267, 34656), (7904, 31863), (8112, 31046), (8664, 29068), (8944, 28158), (9386, 26832), (9633, 26144), (9804, 25688), (10621, 23712), (11552, 21801), (11856, 21242), (12844, 19608), (13072, 19266), (13416, 18772), (14079, 17888), (14534, 17328), (15523, 16224)]