249580908

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{691}}^1$

素因数の和:907

約数の個数: 72

約数和(自身を含む): 644833280

約数和(自身を除く): 395252372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 127, 158, 237, 254, 316, 381, 474, 508, 691, 711, 762, 948, 1143, 1382, 1422, 1524, 2073, 2286, 2764, 2844, 4146, 4572, 6219, 8292, 10033, 12438, 20066, 24876, 30099, 40132, 54589, 60198, 87757, 90297, 109178, 120396, 163767, 175514, 180594, 218356, 263271, 327534, 351028, 361188, 491301, 526542, 655068, 789813, 982602, 1053084, 1579626, 1965204, 3159252, 6932803, 13865606, 20798409, 27731212, 41596818, 62395227, 83193636, 124790454, 249580908]

約数ペア:

[(1, 249580908), (2, 124790454), (3, 83193636), (4, 62395227), (6, 41596818), (9, 27731212), (12, 20798409), (18, 13865606), (36, 6932803), (79, 3159252), (127, 1965204), (158, 1579626), (237, 1053084), (254, 982602), (316, 789813), (381, 655068), (474, 526542), (508, 491301), (691, 361188), (711, 351028), (762, 327534), (948, 263271), (1143, 218356), (1382, 180594), (1422, 175514), (1524, 163767), (2073, 120396), (2286, 109178), (2764, 90297), (2844, 87757), (4146, 60198), (4572, 54589), (6219, 40132), (8292, 30099), (10033, 24876), (12438, 20066)]