81245808

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:492

約数の個数: 160

約数和(自身を含む): 271173120

約数和(自身を除く): 189927312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 67, 72, 84, 108, 112, 126, 134, 144, 168, 189, 201, 216, 252, 268, 336, 378, 401, 402, 432, 469, 504, 536, 603, 756, 802, 804, 938, 1008, 1072, 1203, 1206, 1407, 1512, 1604, 1608, 1809, 1876, 2406, 2412, 2807, 2814, 3024, 3208, 3216, 3609, 3618, 3752, 4221, 4812, 4824, 5614, 5628, 6416, 7218, 7236, 7504, 8421, 8442, 9624, 9648, 10827, 11228, 11256, 12663, 14436, 14472, 16842, 16884, 19248, 21654, 22456, 22512, 25263, 25326, 26867, 28872, 28944, 33684, 33768, 43308, 44912, 50526, 50652, 53734, 57744, 67368, 67536, 75789, 80601, 86616, 101052, 101304, 107468, 134736, 151578, 161202, 173232, 188069, 202104, 202608, 214936, 241803, 303156, 322404, 376138, 404208, 429872, 483606, 564207, 606312, 644808, 725409, 752276, 967212, 1128414, 1212624, 1289616, 1450818, 1504552, 1692621, 1934424, 2256828, 2901636, 3009104, 3385242, 3868848, 4513656, 5077863, 5803272, 6770484, 9027312, 10155726, 11606544, 13540968, 20311452, 27081936, 40622904, 81245808]

約数ペア:

[(1, 81245808), (2, 40622904), (3, 27081936), (4, 20311452), (6, 13540968), (7, 11606544), (8, 10155726), (9, 9027312), (12, 6770484), (14, 5803272), (16, 5077863), (18, 4513656), (21, 3868848), (24, 3385242), (27, 3009104), (28, 2901636), (36, 2256828), (42, 1934424), (48, 1692621), (54, 1504552), (56, 1450818), (63, 1289616), (67, 1212624), (72, 1128414), (84, 967212), (108, 752276), (112, 725409), (126, 644808), (134, 606312), (144, 564207), (168, 483606), (189, 429872), (201, 404208), (216, 376138), (252, 322404), (268, 303156), (336, 241803), (378, 214936), (401, 202608), (402, 202104), (432, 188069), (469, 173232), (504, 161202), (536, 151578), (603, 134736), (756, 107468), (802, 101304), (804, 101052), (938, 86616), (1008, 80601), (1072, 75789), (1203, 67536), (1206, 67368), (1407, 57744), (1512, 53734), (1604, 50652), (1608, 50526), (1809, 44912), (1876, 43308), (2406, 33768), (2412, 33684), (2807, 28944), (2814, 28872), (3024, 26867), (3208, 25326), (3216, 25263), (3609, 22512), (3618, 22456), (3752, 21654), (4221, 19248), (4812, 16884), (4824, 16842), (5614, 14472), (5628, 14436), (6416, 12663), (7218, 11256), (7236, 11228), (7504, 10827), (8421, 9648), (8442, 9624)]