320131296

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1559}}^1$

素因数の和:1629

約数の個数: 144

約数和(自身を含む): 981227520

約数和(自身を除く): 661096224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 31, 32, 36, 46, 48, 62, 69, 72, 92, 93, 96, 124, 138, 144, 184, 186, 207, 248, 276, 279, 288, 368, 372, 414, 496, 552, 558, 713, 736, 744, 828, 992, 1104, 1116, 1426, 1488, 1559, 1656, 2139, 2208, 2232, 2852, 2976, 3118, 3312, 4278, 4464, 4677, 5704, 6236, 6417, 6624, 8556, 8928, 9354, 11408, 12472, 12834, 14031, 17112, 18708, 22816, 24944, 25668, 28062, 34224, 35857, 37416, 48329, 49888, 51336, 56124, 68448, 71714, 74832, 96658, 102672, 107571, 112248, 143428, 144987, 149664, 193316, 205344, 215142, 224496, 286856, 289974, 322713, 386632, 430284, 434961, 448992, 573712, 579948, 645426, 773264, 860568, 869922, 1111567, 1147424, 1159896, 1290852, 1546528, 1721136, 1739844, 2223134, 2319792, 2581704, 3334701, 3442272, 3479688, 4446268, 4639584, 5163408, 6669402, 6959376, 8892536, 10004103, 10326816, 13338804, 13918752, 17785072, 20008206, 26677608, 35570144, 40016412, 53355216, 80032824, 106710432, 160065648, 320131296]

約数ペア:

[(1, 320131296), (2, 160065648), (3, 106710432), (4, 80032824), (6, 53355216), (8, 40016412), (9, 35570144), (12, 26677608), (16, 20008206), (18, 17785072), (23, 13918752), (24, 13338804), (31, 10326816), (32, 10004103), (36, 8892536), (46, 6959376), (48, 6669402), (62, 5163408), (69, 4639584), (72, 4446268), (92, 3479688), (93, 3442272), (96, 3334701), (124, 2581704), (138, 2319792), (144, 2223134), (184, 1739844), (186, 1721136), (207, 1546528), (248, 1290852), (276, 1159896), (279, 1147424), (288, 1111567), (368, 869922), (372, 860568), (414, 773264), (496, 645426), (552, 579948), (558, 573712), (713, 448992), (736, 434961), (744, 430284), (828, 386632), (992, 322713), (1104, 289974), (1116, 286856), (1426, 224496), (1488, 215142), (1559, 205344), (1656, 193316), (2139, 149664), (2208, 144987), (2232, 143428), (2852, 112248), (2976, 107571), (3118, 102672), (3312, 96658), (4278, 74832), (4464, 71714), (4677, 68448), (5704, 56124), (6236, 51336), (6417, 49888), (6624, 48329), (8556, 37416), (8928, 35857), (9354, 34224), (11408, 28062), (12472, 25668), (12834, 24944), (14031, 22816), (17112, 18708)]