397967680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{677}}^1$

素因数の和:872

約数の個数: 112

約数和(自身を含む): 1041538176

約数和(自身を除く): 643570496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 167, 176, 220, 320, 334, 352, 440, 668, 677, 704, 835, 880, 1336, 1354, 1670, 1760, 1837, 2672, 2708, 3340, 3385, 3520, 3674, 5344, 5416, 6680, 6770, 7348, 7447, 9185, 10688, 10832, 13360, 13540, 14696, 14894, 18370, 21664, 26720, 27080, 29392, 29788, 36740, 37235, 43328, 53440, 54160, 58784, 59576, 73480, 74470, 108320, 113059, 117568, 119152, 146960, 148940, 216640, 226118, 238304, 293920, 297880, 452236, 476608, 565295, 587840, 595760, 904472, 1130590, 1191520, 1243649, 1808944, 2261180, 2383040, 2487298, 3617888, 4522360, 4974596, 6218245, 7235776, 9044720, 9949192, 12436490, 18089440, 19898384, 24872980, 36178880, 39796768, 49745960, 79593536, 99491920, 198983840, 397967680]

約数ペア:

[(1, 397967680), (2, 198983840), (4, 99491920), (5, 79593536), (8, 49745960), (10, 39796768), (11, 36178880), (16, 24872980), (20, 19898384), (22, 18089440), (32, 12436490), (40, 9949192), (44, 9044720), (55, 7235776), (64, 6218245), (80, 4974596), (88, 4522360), (110, 3617888), (160, 2487298), (167, 2383040), (176, 2261180), (220, 1808944), (320, 1243649), (334, 1191520), (352, 1130590), (440, 904472), (668, 595760), (677, 587840), (704, 565295), (835, 476608), (880, 452236), (1336, 297880), (1354, 293920), (1670, 238304), (1760, 226118), (1837, 216640), (2672, 148940), (2708, 146960), (3340, 119152), (3385, 117568), (3520, 113059), (3674, 108320), (5344, 74470), (5416, 73480), (6680, 59576), (6770, 58784), (7348, 54160), (7447, 53440), (9185, 43328), (10688, 37235), (10832, 36740), (13360, 29788), (13540, 29392), (14696, 27080), (14894, 26720), (18370, 21664)]