261669276

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 750317568

約数和(自身を除く): 488648292

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 121, 127, 129, 132, 172, 198, 242, 254, 258, 363, 381, 387, 396, 473, 484, 508, 516, 726, 762, 774, 946, 1089, 1143, 1331, 1397, 1419, 1452, 1524, 1548, 1892, 2178, 2286, 2662, 2794, 2838, 3993, 4191, 4257, 4356, 4572, 5203, 5324, 5461, 5588, 5676, 7986, 8382, 8514, 10406, 10922, 11979, 12573, 15367, 15609, 15972, 16383, 16764, 17028, 20812, 21844, 23958, 25146, 30734, 31218, 32766, 46101, 46827, 47916, 49149, 50292, 57233, 60071, 61468, 62436, 65532, 92202, 93654, 98298, 114466, 120142, 138303, 169037, 171699, 180213, 184404, 187308, 196596, 228932, 240284, 276606, 338074, 343398, 360426, 507111, 515097, 540639, 553212, 660781, 676148, 686796, 720852, 1014222, 1030194, 1081278, 1321562, 1521333, 1982343, 2028444, 2060388, 2162556, 2643124, 3042666, 3964686, 5947029, 6085332, 7268591, 7929372, 11894058, 14537182, 21805773, 23788116, 29074364, 43611546, 65417319, 87223092, 130834638, 261669276]

約数ペア:

[(1, 261669276), (2, 130834638), (3, 87223092), (4, 65417319), (6, 43611546), (9, 29074364), (11, 23788116), (12, 21805773), (18, 14537182), (22, 11894058), (33, 7929372), (36, 7268591), (43, 6085332), (44, 5947029), (66, 3964686), (86, 3042666), (99, 2643124), (121, 2162556), (127, 2060388), (129, 2028444), (132, 1982343), (172, 1521333), (198, 1321562), (242, 1081278), (254, 1030194), (258, 1014222), (363, 720852), (381, 686796), (387, 676148), (396, 660781), (473, 553212), (484, 540639), (508, 515097), (516, 507111), (726, 360426), (762, 343398), (774, 338074), (946, 276606), (1089, 240284), (1143, 228932), (1331, 196596), (1397, 187308), (1419, 184404), (1452, 180213), (1524, 171699), (1548, 169037), (1892, 138303), (2178, 120142), (2286, 114466), (2662, 98298), (2794, 93654), (2838, 92202), (3993, 65532), (4191, 62436), (4257, 61468), (4356, 60071), (4572, 57233), (5203, 50292), (5324, 49149), (5461, 47916), (5588, 46827), (5676, 46101), (7986, 32766), (8382, 31218), (8514, 30734), (10406, 25146), (10922, 23958), (11979, 21844), (12573, 20812), (15367, 17028), (15609, 16764), (15972, 16383)]