131027328

素因数分解:

$2^7\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1277

約数の個数: 128

約数和(自身を含む): 399513600

約数和(自身を除く): 268486272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 216, 248, 279, 288, 372, 384, 432, 496, 558, 576, 744, 837, 864, 992, 1116, 1152, 1223, 1488, 1674, 1728, 1984, 2232, 2446, 2976, 3348, 3456, 3669, 3968, 4464, 4892, 5952, 6696, 7338, 8928, 9784, 11007, 11904, 13392, 14676, 17856, 19568, 22014, 26784, 29352, 33021, 35712, 37913, 39136, 44028, 53568, 58704, 66042, 75826, 78272, 88056, 107136, 113739, 117408, 132084, 151652, 156544, 176112, 227478, 234816, 264168, 303304, 341217, 352224, 454956, 469632, 528336, 606608, 682434, 704448, 909912, 1023651, 1056672, 1213216, 1364868, 1408896, 1819824, 2047302, 2113344, 2426432, 2729736, 3639648, 4094604, 4226688, 4852864, 5459472, 7279296, 8189208, 10918944, 14558592, 16378416, 21837888, 32756832, 43675776, 65513664, 131027328]

約数ペア:

[(1, 131027328), (2, 65513664), (3, 43675776), (4, 32756832), (6, 21837888), (8, 16378416), (9, 14558592), (12, 10918944), (16, 8189208), (18, 7279296), (24, 5459472), (27, 4852864), (31, 4226688), (32, 4094604), (36, 3639648), (48, 2729736), (54, 2426432), (62, 2113344), (64, 2047302), (72, 1819824), (93, 1408896), (96, 1364868), (108, 1213216), (124, 1056672), (128, 1023651), (144, 909912), (186, 704448), (192, 682434), (216, 606608), (248, 528336), (279, 469632), (288, 454956), (372, 352224), (384, 341217), (432, 303304), (496, 264168), (558, 234816), (576, 227478), (744, 176112), (837, 156544), (864, 151652), (992, 132084), (1116, 117408), (1152, 113739), (1223, 107136), (1488, 88056), (1674, 78272), (1728, 75826), (1984, 66042), (2232, 58704), (2446, 53568), (2976, 44028), (3348, 39136), (3456, 37913), (3669, 35712), (3968, 33021), (4464, 29352), (4892, 26784), (5952, 22014), (6696, 19568), (7338, 17856), (8928, 14676), (9784, 13392), (11007, 11904)]