215199468

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:548

約数の個数: 108

約数和(自身を含む): 604181760

約数和(自身を除く): 388982292

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 127, 132, 198, 242, 254, 363, 381, 389, 396, 484, 508, 726, 762, 778, 1089, 1143, 1167, 1397, 1452, 1524, 1556, 2178, 2286, 2334, 2794, 3501, 4191, 4279, 4356, 4572, 4668, 5588, 7002, 8382, 8558, 12573, 12837, 14004, 15367, 16764, 17116, 25146, 25674, 30734, 38511, 46101, 47069, 49403, 50292, 51348, 61468, 77022, 92202, 94138, 98806, 138303, 141207, 148209, 154044, 184404, 188276, 197612, 276606, 282414, 296418, 423621, 444627, 543433, 553212, 564828, 592836, 847242, 889254, 1086866, 1630299, 1694484, 1778508, 2173732, 3260598, 4890897, 5977763, 6521196, 9781794, 11955526, 17933289, 19563588, 23911052, 35866578, 53799867, 71733156, 107599734, 215199468]

約数ペア:

[(1, 215199468), (2, 107599734), (3, 71733156), (4, 53799867), (6, 35866578), (9, 23911052), (11, 19563588), (12, 17933289), (18, 11955526), (22, 9781794), (33, 6521196), (36, 5977763), (44, 4890897), (66, 3260598), (99, 2173732), (121, 1778508), (127, 1694484), (132, 1630299), (198, 1086866), (242, 889254), (254, 847242), (363, 592836), (381, 564828), (389, 553212), (396, 543433), (484, 444627), (508, 423621), (726, 296418), (762, 282414), (778, 276606), (1089, 197612), (1143, 188276), (1167, 184404), (1397, 154044), (1452, 148209), (1524, 141207), (1556, 138303), (2178, 98806), (2286, 94138), (2334, 92202), (2794, 77022), (3501, 61468), (4191, 51348), (4279, 50292), (4356, 49403), (4572, 47069), (4668, 46101), (5588, 38511), (7002, 30734), (8382, 25674), (8558, 25146), (12573, 17116), (12837, 16764), (14004, 15367)]