81010692

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1599

約数の個数: 120

約数和(自身を含む): 252717696

約数和(自身を除く): 171707004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 81, 84, 92, 108, 126, 138, 161, 162, 189, 207, 252, 276, 322, 324, 378, 414, 483, 567, 621, 644, 756, 828, 966, 1134, 1242, 1449, 1553, 1863, 1932, 2268, 2484, 2898, 3106, 3726, 4347, 4659, 5796, 6212, 7452, 8694, 9318, 10871, 13041, 13977, 17388, 18636, 21742, 26082, 27954, 32613, 35719, 41931, 43484, 52164, 55908, 65226, 71438, 83862, 97839, 107157, 125793, 130452, 142876, 167724, 195678, 214314, 250033, 251586, 293517, 321471, 391356, 428628, 500066, 503172, 587034, 642942, 750099, 880551, 964413, 1000132, 1174068, 1285884, 1500198, 1761102, 1928826, 2250297, 2893239, 3000396, 3522204, 3857652, 4500594, 5786478, 6750891, 9001188, 11572956, 13501782, 20252673, 27003564, 40505346, 81010692]

約数ペア:

[(1, 81010692), (2, 40505346), (3, 27003564), (4, 20252673), (6, 13501782), (7, 11572956), (9, 9001188), (12, 6750891), (14, 5786478), (18, 4500594), (21, 3857652), (23, 3522204), (27, 3000396), (28, 2893239), (36, 2250297), (42, 1928826), (46, 1761102), (54, 1500198), (63, 1285884), (69, 1174068), (81, 1000132), (84, 964413), (92, 880551), (108, 750099), (126, 642942), (138, 587034), (161, 503172), (162, 500066), (189, 428628), (207, 391356), (252, 321471), (276, 293517), (322, 251586), (324, 250033), (378, 214314), (414, 195678), (483, 167724), (567, 142876), (621, 130452), (644, 125793), (756, 107157), (828, 97839), (966, 83862), (1134, 71438), (1242, 65226), (1449, 55908), (1553, 52164), (1863, 43484), (1932, 41931), (2268, 35719), (2484, 32613), (2898, 27954), (3106, 26082), (3726, 21742), (4347, 18636), (4659, 17388), (5796, 13977), (6212, 13041), (7452, 10871), (8694, 9318)]