81474432

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:908

約数の個数: 128

約数和(自身を含む): 245616000

約数和(自身を除く): 164141568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 76, 78, 96, 104, 114, 128, 152, 156, 192, 208, 228, 247, 304, 312, 384, 416, 456, 494, 608, 624, 741, 832, 859, 912, 988, 1216, 1248, 1482, 1664, 1718, 1824, 1976, 2432, 2496, 2577, 2964, 3436, 3648, 3952, 4992, 5154, 5928, 6872, 7296, 7904, 10308, 11167, 11856, 13744, 15808, 16321, 20616, 22334, 23712, 27488, 31616, 32642, 33501, 41232, 44668, 47424, 48963, 54976, 65284, 67002, 82464, 89336, 94848, 97926, 109952, 130568, 134004, 164928, 178672, 195852, 212173, 261136, 268008, 329856, 357344, 391704, 424346, 522272, 536016, 636519, 714688, 783408, 848692, 1044544, 1072032, 1273038, 1429376, 1566816, 1697384, 2089088, 2144064, 2546076, 3133632, 3394768, 4288128, 5092152, 6267264, 6789536, 10184304, 13579072, 20368608, 27158144, 40737216, 81474432]

約数ペア:

[(1, 81474432), (2, 40737216), (3, 27158144), (4, 20368608), (6, 13579072), (8, 10184304), (12, 6789536), (13, 6267264), (16, 5092152), (19, 4288128), (24, 3394768), (26, 3133632), (32, 2546076), (38, 2144064), (39, 2089088), (48, 1697384), (52, 1566816), (57, 1429376), (64, 1273038), (76, 1072032), (78, 1044544), (96, 848692), (104, 783408), (114, 714688), (128, 636519), (152, 536016), (156, 522272), (192, 424346), (208, 391704), (228, 357344), (247, 329856), (304, 268008), (312, 261136), (384, 212173), (416, 195852), (456, 178672), (494, 164928), (608, 134004), (624, 130568), (741, 109952), (832, 97926), (859, 94848), (912, 89336), (988, 82464), (1216, 67002), (1248, 65284), (1482, 54976), (1664, 48963), (1718, 47424), (1824, 44668), (1976, 41232), (2432, 33501), (2496, 32642), (2577, 31616), (2964, 27488), (3436, 23712), (3648, 22334), (3952, 20616), (4992, 16321), (5154, 15808), (5928, 13744), (6872, 11856), (7296, 11167), (7904, 10308)]