249900816

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{2531}}^1$

素因数の和:2581

約数の個数: 120

約数和(自身を含む): 751639392

約数和(自身を除く): 501738576

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 121, 132, 136, 176, 187, 204, 242, 264, 272, 363, 374, 408, 484, 528, 561, 726, 748, 816, 968, 1122, 1452, 1496, 1936, 2057, 2244, 2531, 2904, 2992, 4114, 4488, 5062, 5808, 6171, 7593, 8228, 8976, 10124, 12342, 15186, 16456, 20248, 24684, 27841, 30372, 32912, 40496, 43027, 49368, 55682, 60744, 83523, 86054, 98736, 111364, 121488, 129081, 167046, 172108, 222728, 258162, 306251, 334092, 344216, 445456, 473297, 516324, 612502, 668184, 688432, 918753, 946594, 1032648, 1225004, 1336368, 1419891, 1837506, 1893188, 2065296, 2450008, 2839782, 3675012, 3786376, 4900016, 5206267, 5679564, 7350024, 7572752, 10412534, 11359128, 14700048, 15618801, 20825068, 22718256, 31237602, 41650136, 62475204, 83300272, 124950408, 249900816]

約数ペア:

[(1, 249900816), (2, 124950408), (3, 83300272), (4, 62475204), (6, 41650136), (8, 31237602), (11, 22718256), (12, 20825068), (16, 15618801), (17, 14700048), (22, 11359128), (24, 10412534), (33, 7572752), (34, 7350024), (44, 5679564), (48, 5206267), (51, 4900016), (66, 3786376), (68, 3675012), (88, 2839782), (102, 2450008), (121, 2065296), (132, 1893188), (136, 1837506), (176, 1419891), (187, 1336368), (204, 1225004), (242, 1032648), (264, 946594), (272, 918753), (363, 688432), (374, 668184), (408, 612502), (484, 516324), (528, 473297), (561, 445456), (726, 344216), (748, 334092), (816, 306251), (968, 258162), (1122, 222728), (1452, 172108), (1496, 167046), (1936, 129081), (2057, 121488), (2244, 111364), (2531, 98736), (2904, 86054), (2992, 83523), (4114, 60744), (4488, 55682), (5062, 49368), (5808, 43027), (6171, 40496), (7593, 32912), (8228, 30372), (8976, 27841), (10124, 24684), (12342, 20248), (15186, 16456)]