311928804

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{709}}^1$

素因数の和:842

約数の個数: 108

約数和(自身を含む): 876499260

約数和(自身を除く): 564570456

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 101, 121, 132, 198, 202, 242, 303, 363, 396, 404, 484, 606, 709, 726, 909, 1089, 1111, 1212, 1418, 1452, 1818, 2127, 2178, 2222, 2836, 3333, 3636, 4254, 4356, 4444, 6381, 6666, 7799, 8508, 9999, 12221, 12762, 13332, 15598, 19998, 23397, 24442, 25524, 31196, 36663, 39996, 46794, 48884, 70191, 71609, 73326, 85789, 93588, 109989, 140382, 143218, 146652, 171578, 214827, 219978, 257367, 280764, 286436, 343156, 429654, 439956, 514734, 644481, 772101, 787699, 859308, 1029468, 1288962, 1544202, 1575398, 2363097, 2577924, 3088404, 3150796, 4726194, 7089291, 8664689, 9452388, 14178582, 17329378, 25994067, 28357164, 34658756, 51988134, 77982201, 103976268, 155964402, 311928804]

約数ペア:

[(1, 311928804), (2, 155964402), (3, 103976268), (4, 77982201), (6, 51988134), (9, 34658756), (11, 28357164), (12, 25994067), (18, 17329378), (22, 14178582), (33, 9452388), (36, 8664689), (44, 7089291), (66, 4726194), (99, 3150796), (101, 3088404), (121, 2577924), (132, 2363097), (198, 1575398), (202, 1544202), (242, 1288962), (303, 1029468), (363, 859308), (396, 787699), (404, 772101), (484, 644481), (606, 514734), (709, 439956), (726, 429654), (909, 343156), (1089, 286436), (1111, 280764), (1212, 257367), (1418, 219978), (1452, 214827), (1818, 171578), (2127, 146652), (2178, 143218), (2222, 140382), (2836, 109989), (3333, 93588), (3636, 85789), (4254, 73326), (4356, 71609), (4444, 70191), (6381, 48884), (6666, 46794), (7799, 39996), (8508, 36663), (9999, 31196), (12221, 25524), (12762, 24442), (13332, 23397), (15598, 19998)]