81677808

素因数分解:

$2^4\times 3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 200

約数和(自身を含む): 259269120

約数和(自身を除く): 177591312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 31, 36, 38, 48, 54, 57, 62, 72, 76, 81, 93, 107, 108, 114, 124, 144, 152, 162, 171, 186, 214, 216, 228, 248, 279, 304, 321, 324, 342, 372, 428, 432, 456, 496, 513, 558, 589, 642, 648, 684, 744, 837, 856, 912, 963, 1026, 1116, 1178, 1284, 1296, 1368, 1488, 1539, 1674, 1712, 1767, 1926, 2033, 2052, 2232, 2356, 2511, 2568, 2736, 2889, 3078, 3317, 3348, 3534, 3852, 4066, 4104, 4464, 4712, 5022, 5136, 5301, 5778, 6099, 6156, 6634, 6696, 7068, 7704, 8132, 8208, 8667, 9424, 9951, 10044, 10602, 11556, 12198, 12312, 13268, 13392, 14136, 15408, 15903, 16264, 17334, 18297, 19902, 20088, 21204, 23112, 24396, 24624, 26536, 28272, 29853, 31806, 32528, 34668, 36594, 39804, 40176, 42408, 46224, 47709, 48792, 53072, 54891, 59706, 63023, 63612, 69336, 73188, 79608, 84816, 89559, 95418, 97584, 109782, 119412, 126046, 127224, 138672, 146376, 159216, 164673, 179118, 189069, 190836, 219564, 238824, 252092, 254448, 268677, 292752, 329346, 358236, 378138, 381672, 439128, 477648, 504184, 537354, 567207, 658692, 716472, 756276, 763344, 878256, 1008368, 1074708, 1134414, 1317384, 1432944, 1512552, 1701621, 2149416, 2268828, 2634768, 3025104, 3403242, 4298832, 4537656, 5104863, 6806484, 9075312, 10209726, 13612968, 20419452, 27225936, 40838904, 81677808]

約数ペア:

[(1, 81677808), (2, 40838904), (3, 27225936), (4, 20419452), (6, 13612968), (8, 10209726), (9, 9075312), (12, 6806484), (16, 5104863), (18, 4537656), (19, 4298832), (24, 3403242), (27, 3025104), (31, 2634768), (36, 2268828), (38, 2149416), (48, 1701621), (54, 1512552), (57, 1432944), (62, 1317384), (72, 1134414), (76, 1074708), (81, 1008368), (93, 878256), (107, 763344), (108, 756276), (114, 716472), (124, 658692), (144, 567207), (152, 537354), (162, 504184), (171, 477648), (186, 439128), (214, 381672), (216, 378138), (228, 358236), (248, 329346), (279, 292752), (304, 268677), (321, 254448), (324, 252092), (342, 238824), (372, 219564), (428, 190836), (432, 189069), (456, 179118), (496, 164673), (513, 159216), (558, 146376), (589, 138672), (642, 127224), (648, 126046), (684, 119412), (744, 109782), (837, 97584), (856, 95418), (912, 89559), (963, 84816), (1026, 79608), (1116, 73188), (1178, 69336), (1284, 63612), (1296, 63023), (1368, 59706), (1488, 54891), (1539, 53072), (1674, 48792), (1712, 47709), (1767, 46224), (1926, 42408), (2033, 40176), (2052, 39804), (2232, 36594), (2356, 34668), (2511, 32528), (2568, 31806), (2736, 29853), (2889, 28272), (3078, 26536), (3317, 24624), (3348, 24396), (3534, 23112), (3852, 21204), (4066, 20088), (4104, 19902), (4464, 18297), (4712, 17334), (5022, 16264), (5136, 15903), (5301, 15408), (5778, 14136), (6099, 13392), (6156, 13268), (6634, 12312), (6696, 12198), (7068, 11556), (7704, 10602), (8132, 10044), (8208, 9951), (8667, 9424)]