81310272

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:784

約数の個数: 112

約数和(自身を含む): 234086400

約数和(自身を除く): 152776128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 76, 93, 96, 114, 124, 152, 186, 192, 228, 248, 304, 372, 456, 496, 589, 608, 719, 744, 912, 992, 1178, 1216, 1438, 1488, 1767, 1824, 1984, 2157, 2356, 2876, 2976, 3534, 3648, 4314, 4712, 5752, 5952, 7068, 8628, 9424, 11504, 13661, 14136, 17256, 18848, 22289, 23008, 27322, 28272, 34512, 37696, 40983, 44578, 46016, 54644, 56544, 66867, 69024, 81966, 89156, 109288, 113088, 133734, 138048, 163932, 178312, 218576, 267468, 327864, 356624, 423491, 437152, 534936, 655728, 713248, 846982, 874304, 1069872, 1270473, 1311456, 1426496, 1693964, 2139744, 2540946, 2622912, 3387928, 4279488, 5081892, 6775856, 10163784, 13551712, 20327568, 27103424, 40655136, 81310272]

約数ペア:

[(1, 81310272), (2, 40655136), (3, 27103424), (4, 20327568), (6, 13551712), (8, 10163784), (12, 6775856), (16, 5081892), (19, 4279488), (24, 3387928), (31, 2622912), (32, 2540946), (38, 2139744), (48, 1693964), (57, 1426496), (62, 1311456), (64, 1270473), (76, 1069872), (93, 874304), (96, 846982), (114, 713248), (124, 655728), (152, 534936), (186, 437152), (192, 423491), (228, 356624), (248, 327864), (304, 267468), (372, 218576), (456, 178312), (496, 163932), (589, 138048), (608, 133734), (719, 113088), (744, 109288), (912, 89156), (992, 81966), (1178, 69024), (1216, 66867), (1438, 56544), (1488, 54644), (1767, 46016), (1824, 44578), (1984, 40983), (2157, 37696), (2356, 34512), (2876, 28272), (2976, 27322), (3534, 23008), (3648, 22289), (4314, 18848), (4712, 17256), (5752, 14136), (5952, 13661), (7068, 11504), (8628, 9424)]