81910656

素因数分解:

$2^7\times 3^3\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:333

約数の個数: 128

約数和(自身を含む): 244922400

約数和(自身を除く): 163011744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 137, 144, 173, 192, 216, 274, 288, 346, 384, 411, 432, 519, 548, 576, 692, 822, 864, 1038, 1096, 1152, 1233, 1384, 1557, 1644, 1728, 2076, 2192, 2466, 2768, 3114, 3288, 3456, 3699, 4152, 4384, 4671, 4932, 5536, 6228, 6576, 7398, 8304, 8768, 9342, 9864, 11072, 12456, 13152, 14796, 16608, 17536, 18684, 19728, 22144, 23701, 24912, 26304, 29592, 33216, 37368, 39456, 47402, 49824, 52608, 59184, 66432, 71103, 74736, 78912, 94804, 99648, 118368, 142206, 149472, 157824, 189608, 199296, 213309, 236736, 284412, 298944, 379216, 426618, 473472, 568824, 597888, 639927, 758432, 853236, 1137648, 1279854, 1516864, 1706472, 2275296, 2559708, 3033728, 3412944, 4550592, 5119416, 6825888, 9101184, 10238832, 13651776, 20477664, 27303552, 40955328, 81910656]

約数ペア:

[(1, 81910656), (2, 40955328), (3, 27303552), (4, 20477664), (6, 13651776), (8, 10238832), (9, 9101184), (12, 6825888), (16, 5119416), (18, 4550592), (24, 3412944), (27, 3033728), (32, 2559708), (36, 2275296), (48, 1706472), (54, 1516864), (64, 1279854), (72, 1137648), (96, 853236), (108, 758432), (128, 639927), (137, 597888), (144, 568824), (173, 473472), (192, 426618), (216, 379216), (274, 298944), (288, 284412), (346, 236736), (384, 213309), (411, 199296), (432, 189608), (519, 157824), (548, 149472), (576, 142206), (692, 118368), (822, 99648), (864, 94804), (1038, 78912), (1096, 74736), (1152, 71103), (1233, 66432), (1384, 59184), (1557, 52608), (1644, 49824), (1728, 47402), (2076, 39456), (2192, 37368), (2466, 33216), (2768, 29592), (3114, 26304), (3288, 24912), (3456, 23701), (3699, 22144), (4152, 19728), (4384, 18684), (4671, 17536), (4932, 16608), (5536, 14796), (6228, 13152), (6576, 12456), (7398, 11072), (8304, 9864), (8768, 9342)]