864987408

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{2011}}^1$

素因数の和:2157

約数の個数: 120

約数和(自身を含む): 2529808320

約数和(自身を除く): 1664820912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 103, 116, 144, 174, 206, 232, 261, 309, 348, 412, 464, 522, 618, 696, 824, 927, 1044, 1236, 1392, 1648, 1854, 2011, 2088, 2472, 2987, 3708, 4022, 4176, 4944, 5974, 6033, 7416, 8044, 8961, 11948, 12066, 14832, 16088, 17922, 18099, 23896, 24132, 26883, 32176, 35844, 36198, 47792, 48264, 53766, 58319, 71688, 72396, 96528, 107532, 116638, 143376, 144792, 174957, 207133, 215064, 233276, 289584, 349914, 414266, 430128, 466552, 524871, 621399, 699828, 828532, 933104, 1049742, 1242798, 1399656, 1657064, 1864197, 2099484, 2485596, 2799312, 3314128, 3728394, 4198968, 4971192, 6006857, 7456788, 8397936, 9942384, 12013714, 14913576, 18020571, 24027428, 29827152, 36041142, 48054856, 54061713, 72082284, 96109712, 108123426, 144164568, 216246852, 288329136, 432493704, 864987408]

約数ペア:

[(1, 864987408), (2, 432493704), (3, 288329136), (4, 216246852), (6, 144164568), (8, 108123426), (9, 96109712), (12, 72082284), (16, 54061713), (18, 48054856), (24, 36041142), (29, 29827152), (36, 24027428), (48, 18020571), (58, 14913576), (72, 12013714), (87, 9942384), (103, 8397936), (116, 7456788), (144, 6006857), (174, 4971192), (206, 4198968), (232, 3728394), (261, 3314128), (309, 2799312), (348, 2485596), (412, 2099484), (464, 1864197), (522, 1657064), (618, 1399656), (696, 1242798), (824, 1049742), (927, 933104), (1044, 828532), (1236, 699828), (1392, 621399), (1648, 524871), (1854, 466552), (2011, 430128), (2088, 414266), (2472, 349914), (2987, 289584), (3708, 233276), (4022, 215064), (4176, 207133), (4944, 174957), (5974, 144792), (6033, 143376), (7416, 116638), (8044, 107532), (8961, 96528), (11948, 72396), (12066, 71688), (14832, 58319), (16088, 53766), (17922, 48264), (18099, 47792), (23896, 36198), (24132, 35844), (26883, 32176)]