1281213168

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{1901}}^1$

素因数の和:2670

約数の個数: 80

約数和(自身を含む): 3490550400

約数和(自身を除く): 2209337232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 739, 912, 1478, 1901, 2217, 2956, 3802, 4434, 5703, 5912, 7604, 8868, 11406, 11824, 14041, 15208, 17736, 22812, 28082, 30416, 35472, 36119, 42123, 45624, 56164, 72238, 84246, 91248, 108357, 112328, 144476, 168492, 216714, 224656, 288952, 336984, 433428, 577904, 673968, 866856, 1404839, 1733712, 2809678, 4214517, 5619356, 8429034, 11238712, 16858068, 22477424, 26691941, 33716136, 53383882, 67432272, 80075823, 106767764, 160151646, 213535528, 320303292, 427071056, 640606584, 1281213168]

約数ペア:

[(1, 1281213168), (2, 640606584), (3, 427071056), (4, 320303292), (6, 213535528), (8, 160151646), (12, 106767764), (16, 80075823), (19, 67432272), (24, 53383882), (38, 33716136), (48, 26691941), (57, 22477424), (76, 16858068), (114, 11238712), (152, 8429034), (228, 5619356), (304, 4214517), (456, 2809678), (739, 1733712), (912, 1404839), (1478, 866856), (1901, 673968), (2217, 577904), (2956, 433428), (3802, 336984), (4434, 288952), (5703, 224656), (5912, 216714), (7604, 168492), (8868, 144476), (11406, 112328), (11824, 108357), (14041, 91248), (15208, 84246), (17736, 72238), (22812, 56164), (28082, 45624), (30416, 42123), (35472, 36119)]