280827148

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 628798464

約数和(自身を除く): 347971316

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 113, 119, 161, 226, 227, 238, 322, 391, 452, 454, 476, 644, 782, 791, 908, 1564, 1582, 1589, 1921, 2599, 2737, 3164, 3178, 3842, 3859, 5198, 5221, 5474, 6356, 7684, 7718, 10396, 10442, 10948, 13447, 15436, 18193, 20884, 25651, 26894, 27013, 36386, 36547, 44183, 51302, 53788, 54026, 72772, 73094, 88366, 88757, 102604, 108052, 146188, 176732, 177514, 179557, 309281, 355028, 359114, 436067, 589973, 618562, 621299, 718228, 872134, 1179946, 1237124, 1242598, 1744268, 2359892, 2485196, 3052469, 4129811, 6104938, 8259622, 10029541, 12209876, 16519244, 20059082, 40118164, 70206787, 140413574, 280827148]

約数ペア:

[(1, 280827148), (2, 140413574), (4, 70206787), (7, 40118164), (14, 20059082), (17, 16519244), (23, 12209876), (28, 10029541), (34, 8259622), (46, 6104938), (68, 4129811), (92, 3052469), (113, 2485196), (119, 2359892), (161, 1744268), (226, 1242598), (227, 1237124), (238, 1179946), (322, 872134), (391, 718228), (452, 621299), (454, 618562), (476, 589973), (644, 436067), (782, 359114), (791, 355028), (908, 309281), (1564, 179557), (1582, 177514), (1589, 176732), (1921, 146188), (2599, 108052), (2737, 102604), (3164, 88757), (3178, 88366), (3842, 73094), (3859, 72772), (5198, 54026), (5221, 53788), (5474, 51302), (6356, 44183), (7684, 36547), (7718, 36386), (10396, 27013), (10442, 26894), (10948, 25651), (13447, 20884), (15436, 18193)]