261449784

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2857}}^1$

素因数の和:2941

約数の個数: 96

約数和(自身を含む): 749024640

約数和(自身を除く): 487574856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 41, 62, 72, 82, 93, 123, 124, 164, 186, 246, 248, 279, 328, 369, 372, 492, 558, 738, 744, 984, 1116, 1271, 1476, 2232, 2542, 2857, 2952, 3813, 5084, 5714, 7626, 8571, 10168, 11428, 11439, 15252, 17142, 22856, 22878, 25713, 30504, 34284, 45756, 51426, 68568, 88567, 91512, 102852, 117137, 177134, 205704, 234274, 265701, 351411, 354268, 468548, 531402, 702822, 708536, 797103, 937096, 1054233, 1062804, 1405644, 1594206, 2108466, 2125608, 2811288, 3188412, 3631247, 4216932, 6376824, 7262494, 8433864, 10893741, 14524988, 21787482, 29049976, 32681223, 43574964, 65362446, 87149928, 130724892, 261449784]

約数ペア:

[(1, 261449784), (2, 130724892), (3, 87149928), (4, 65362446), (6, 43574964), (8, 32681223), (9, 29049976), (12, 21787482), (18, 14524988), (24, 10893741), (31, 8433864), (36, 7262494), (41, 6376824), (62, 4216932), (72, 3631247), (82, 3188412), (93, 2811288), (123, 2125608), (124, 2108466), (164, 1594206), (186, 1405644), (246, 1062804), (248, 1054233), (279, 937096), (328, 797103), (369, 708536), (372, 702822), (492, 531402), (558, 468548), (738, 354268), (744, 351411), (984, 265701), (1116, 234274), (1271, 205704), (1476, 177134), (2232, 117137), (2542, 102852), (2857, 91512), (2952, 88567), (3813, 68568), (5084, 51426), (5714, 45756), (7626, 34284), (8571, 30504), (10168, 25713), (11428, 22878), (11439, 22856), (15252, 17142)]