81257616

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1193}}^1$

素因数の和:1261

約数の個数: 120

約数和(自身を含む): 254064096

約数和(自身を除く): 172806480

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 43, 44, 48, 66, 72, 86, 88, 99, 129, 132, 144, 172, 176, 198, 258, 264, 344, 387, 396, 473, 516, 528, 688, 774, 792, 946, 1032, 1193, 1419, 1548, 1584, 1892, 2064, 2386, 2838, 3096, 3579, 3784, 4257, 4772, 5676, 6192, 7158, 7568, 8514, 9544, 10737, 11352, 13123, 14316, 17028, 19088, 21474, 22704, 26246, 28632, 34056, 39369, 42948, 51299, 52492, 57264, 68112, 78738, 85896, 102598, 104984, 118107, 153897, 157476, 171792, 205196, 209968, 236214, 307794, 314952, 410392, 461691, 472428, 564289, 615588, 629904, 820784, 923382, 944856, 1128578, 1231176, 1692867, 1846764, 1889712, 2257156, 2462352, 3385734, 3693528, 4514312, 5078601, 6771468, 7387056, 9028624, 10157202, 13542936, 20314404, 27085872, 40628808, 81257616]

約数ペア:

[(1, 81257616), (2, 40628808), (3, 27085872), (4, 20314404), (6, 13542936), (8, 10157202), (9, 9028624), (11, 7387056), (12, 6771468), (16, 5078601), (18, 4514312), (22, 3693528), (24, 3385734), (33, 2462352), (36, 2257156), (43, 1889712), (44, 1846764), (48, 1692867), (66, 1231176), (72, 1128578), (86, 944856), (88, 923382), (99, 820784), (129, 629904), (132, 615588), (144, 564289), (172, 472428), (176, 461691), (198, 410392), (258, 314952), (264, 307794), (344, 236214), (387, 209968), (396, 205196), (473, 171792), (516, 157476), (528, 153897), (688, 118107), (774, 104984), (792, 102598), (946, 85896), (1032, 78738), (1193, 68112), (1419, 57264), (1548, 52492), (1584, 51299), (1892, 42948), (2064, 39369), (2386, 34056), (2838, 28632), (3096, 26246), (3579, 22704), (3784, 21474), (4257, 19088), (4772, 17028), (5676, 14316), (6192, 13123), (7158, 11352), (7568, 10737), (8514, 9544)]