81338688

素因数分解:

$2^6\times 3^3\times {\mathrm{103}}^1\times {\mathrm{457}}^1$

素因数の和:581

約数の個数: 112

約数和(自身を含む): 241970560

約数和(自身を除く): 160631872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 103, 108, 144, 192, 206, 216, 288, 309, 412, 432, 457, 576, 618, 824, 864, 914, 927, 1236, 1371, 1648, 1728, 1828, 1854, 2472, 2742, 2781, 3296, 3656, 3708, 4113, 4944, 5484, 5562, 6592, 7312, 7416, 8226, 9888, 10968, 11124, 12339, 14624, 14832, 16452, 19776, 21936, 22248, 24678, 29248, 29664, 32904, 43872, 44496, 47071, 49356, 59328, 65808, 87744, 88992, 94142, 98712, 131616, 141213, 177984, 188284, 197424, 263232, 282426, 376568, 394848, 423639, 564852, 753136, 789696, 847278, 1129704, 1270917, 1506272, 1694556, 2259408, 2541834, 3012544, 3389112, 4518816, 5083668, 6778224, 9037632, 10167336, 13556448, 20334672, 27112896, 40669344, 81338688]

約数ペア:

[(1, 81338688), (2, 40669344), (3, 27112896), (4, 20334672), (6, 13556448), (8, 10167336), (9, 9037632), (12, 6778224), (16, 5083668), (18, 4518816), (24, 3389112), (27, 3012544), (32, 2541834), (36, 2259408), (48, 1694556), (54, 1506272), (64, 1270917), (72, 1129704), (96, 847278), (103, 789696), (108, 753136), (144, 564852), (192, 423639), (206, 394848), (216, 376568), (288, 282426), (309, 263232), (412, 197424), (432, 188284), (457, 177984), (576, 141213), (618, 131616), (824, 98712), (864, 94142), (914, 88992), (927, 87744), (1236, 65808), (1371, 59328), (1648, 49356), (1728, 47071), (1828, 44496), (1854, 43872), (2472, 32904), (2742, 29664), (2781, 29248), (3296, 24678), (3656, 22248), (3708, 21936), (4113, 19776), (4944, 16452), (5484, 14832), (5562, 14624), (6592, 12339), (7312, 11124), (7416, 10968), (8226, 9888)]