280721952

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8191}}^1$

素因数の和:8231

約数の個数: 144

約数和(自身を含む): 966131712

約数和(自身を除く): 685409760

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 96, 102, 112, 119, 126, 136, 144, 153, 168, 204, 224, 238, 252, 272, 288, 306, 336, 357, 408, 476, 504, 544, 612, 672, 714, 816, 952, 1008, 1071, 1224, 1428, 1632, 1904, 2016, 2142, 2448, 2856, 3808, 4284, 4896, 5712, 8191, 8568, 11424, 16382, 17136, 24573, 32764, 34272, 49146, 57337, 65528, 73719, 98292, 114674, 131056, 139247, 147438, 172011, 196584, 229348, 262112, 278494, 294876, 344022, 393168, 417741, 458696, 516033, 556988, 589752, 688044, 786336, 835482, 917392, 974729, 1032066, 1113976, 1179504, 1253223, 1376088, 1670964, 1834784, 1949458, 2064132, 2227952, 2359008, 2506446, 2752176, 2924187, 3341928, 3898916, 4128264, 4455904, 5012892, 5504352, 5848374, 6683856, 7797832, 8256528, 8772561, 10025784, 11696748, 13367712, 15595664, 16513056, 17545122, 20051568, 23393496, 31191328, 35090244, 40103136, 46786992, 70180488, 93573984, 140360976, 280721952]

約数ペア:

[(1, 280721952), (2, 140360976), (3, 93573984), (4, 70180488), (6, 46786992), (7, 40103136), (8, 35090244), (9, 31191328), (12, 23393496), (14, 20051568), (16, 17545122), (17, 16513056), (18, 15595664), (21, 13367712), (24, 11696748), (28, 10025784), (32, 8772561), (34, 8256528), (36, 7797832), (42, 6683856), (48, 5848374), (51, 5504352), (56, 5012892), (63, 4455904), (68, 4128264), (72, 3898916), (84, 3341928), (96, 2924187), (102, 2752176), (112, 2506446), (119, 2359008), (126, 2227952), (136, 2064132), (144, 1949458), (153, 1834784), (168, 1670964), (204, 1376088), (224, 1253223), (238, 1179504), (252, 1113976), (272, 1032066), (288, 974729), (306, 917392), (336, 835482), (357, 786336), (408, 688044), (476, 589752), (504, 556988), (544, 516033), (612, 458696), (672, 417741), (714, 393168), (816, 344022), (952, 294876), (1008, 278494), (1071, 262112), (1224, 229348), (1428, 196584), (1632, 172011), (1904, 147438), (2016, 139247), (2142, 131056), (2448, 114674), (2856, 98292), (3808, 73719), (4284, 65528), (4896, 57337), (5712, 49146), (8191, 34272), (8568, 32764), (11424, 24573), (16382, 17136)]