81121392

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 160

約数和(自身を含む): 260578560

約数和(自身を除く): 179457168

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 43, 44, 48, 54, 66, 72, 86, 88, 99, 108, 129, 132, 144, 172, 176, 198, 216, 258, 264, 297, 344, 387, 396, 397, 432, 473, 516, 528, 594, 688, 774, 792, 794, 946, 1032, 1161, 1188, 1191, 1419, 1548, 1584, 1588, 1892, 2064, 2322, 2376, 2382, 2838, 3096, 3176, 3573, 3784, 4257, 4367, 4644, 4752, 4764, 5676, 6192, 6352, 7146, 7568, 8514, 8734, 9288, 9528, 10719, 11352, 12771, 13101, 14292, 17028, 17071, 17468, 18576, 19056, 21438, 22704, 25542, 26202, 28584, 34056, 34142, 34936, 39303, 42876, 51084, 51213, 52404, 57168, 68112, 68284, 69872, 78606, 85752, 102168, 102426, 104808, 117909, 136568, 153639, 157212, 171504, 187781, 204336, 204852, 209616, 235818, 273136, 307278, 314424, 375562, 409704, 460917, 471636, 563343, 614556, 628848, 751124, 819408, 921834, 943272, 1126686, 1229112, 1502248, 1690029, 1843668, 1886544, 2253372, 2458224, 3004496, 3380058, 3687336, 4506744, 5070087, 6760116, 7374672, 9013488, 10140174, 13520232, 20280348, 27040464, 40560696, 81121392]

約数ペア:

[(1, 81121392), (2, 40560696), (3, 27040464), (4, 20280348), (6, 13520232), (8, 10140174), (9, 9013488), (11, 7374672), (12, 6760116), (16, 5070087), (18, 4506744), (22, 3687336), (24, 3380058), (27, 3004496), (33, 2458224), (36, 2253372), (43, 1886544), (44, 1843668), (48, 1690029), (54, 1502248), (66, 1229112), (72, 1126686), (86, 943272), (88, 921834), (99, 819408), (108, 751124), (129, 628848), (132, 614556), (144, 563343), (172, 471636), (176, 460917), (198, 409704), (216, 375562), (258, 314424), (264, 307278), (297, 273136), (344, 235818), (387, 209616), (396, 204852), (397, 204336), (432, 187781), (473, 171504), (516, 157212), (528, 153639), (594, 136568), (688, 117909), (774, 104808), (792, 102426), (794, 102168), (946, 85752), (1032, 78606), (1161, 69872), (1188, 68284), (1191, 68112), (1419, 57168), (1548, 52404), (1584, 51213), (1588, 51084), (1892, 42876), (2064, 39303), (2322, 34936), (2376, 34142), (2382, 34056), (2838, 28584), (3096, 26202), (3176, 25542), (3573, 22704), (3784, 21438), (4257, 19056), (4367, 18576), (4644, 17468), (4752, 17071), (4764, 17028), (5676, 14292), (6192, 13101), (6352, 12771), (7146, 11352), (7568, 10719), (8514, 9528), (8734, 9288)]