28257984

素因数分解:

$2^6\times 3^5\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 168

約数和(自身を含む): 88757760

約数和(自身を除く): 60499776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 79, 81, 92, 96, 108, 138, 144, 158, 162, 184, 192, 207, 216, 237, 243, 276, 288, 316, 324, 368, 414, 432, 474, 486, 552, 576, 621, 632, 648, 711, 736, 828, 864, 948, 972, 1104, 1242, 1264, 1296, 1422, 1472, 1656, 1728, 1817, 1863, 1896, 1944, 2133, 2208, 2484, 2528, 2592, 2844, 3312, 3634, 3726, 3792, 3888, 4266, 4416, 4968, 5056, 5184, 5451, 5589, 5688, 6399, 6624, 7268, 7452, 7584, 7776, 8532, 9936, 10902, 11178, 11376, 12798, 13248, 14536, 14904, 15168, 15552, 16353, 17064, 19197, 19872, 21804, 22356, 22752, 25596, 29072, 29808, 32706, 34128, 38394, 39744, 43608, 44712, 45504, 49059, 51192, 58144, 59616, 65412, 68256, 76788, 87216, 89424, 98118, 102384, 116288, 119232, 130824, 136512, 147177, 153576, 174432, 178848, 196236, 204768, 261648, 294354, 307152, 348864, 357696, 392472, 409536, 441531, 523296, 588708, 614304, 784944, 883062, 1046592, 1177416, 1228608, 1569888, 1766124, 2354832, 3139776, 3532248, 4709664, 7064496, 9419328, 14128992, 28257984]

約数ペア:

[(1, 28257984), (2, 14128992), (3, 9419328), (4, 7064496), (6, 4709664), (8, 3532248), (9, 3139776), (12, 2354832), (16, 1766124), (18, 1569888), (23, 1228608), (24, 1177416), (27, 1046592), (32, 883062), (36, 784944), (46, 614304), (48, 588708), (54, 523296), (64, 441531), (69, 409536), (72, 392472), (79, 357696), (81, 348864), (92, 307152), (96, 294354), (108, 261648), (138, 204768), (144, 196236), (158, 178848), (162, 174432), (184, 153576), (192, 147177), (207, 136512), (216, 130824), (237, 119232), (243, 116288), (276, 102384), (288, 98118), (316, 89424), (324, 87216), (368, 76788), (414, 68256), (432, 65412), (474, 59616), (486, 58144), (552, 51192), (576, 49059), (621, 45504), (632, 44712), (648, 43608), (711, 39744), (736, 38394), (828, 34128), (864, 32706), (948, 29808), (972, 29072), (1104, 25596), (1242, 22752), (1264, 22356), (1296, 21804), (1422, 19872), (1472, 19197), (1656, 17064), (1728, 16353), (1817, 15552), (1863, 15168), (1896, 14904), (1944, 14536), (2133, 13248), (2208, 12798), (2484, 11376), (2528, 11178), (2592, 10902), (2844, 9936), (3312, 8532), (3634, 7776), (3726, 7584), (3792, 7452), (3888, 7268), (4266, 6624), (4416, 6399), (4968, 5688), (5056, 5589), (5184, 5451)]