1117031680

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28151}}^1$

素因数の和:28203

約数の個数: 72

約数和(自身を含む): 2762049024

約数和(自身を除く): 1645017344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 28151, 39680, 56302, 112604, 140755, 225208, 281510, 450416, 563020, 872681, 900832, 1126040, 1745362, 1801664, 2252080, 3490724, 3603328, 4363405, 4504160, 6981448, 7206656, 8726810, 9008320, 13962896, 17453620, 18016640, 27925792, 34907240, 36033280, 55851584, 69814480, 111703168, 139628960, 223406336, 279257920, 558515840, 1117031680]

約数ペア:

[(1, 1117031680), (2, 558515840), (4, 279257920), (5, 223406336), (8, 139628960), (10, 111703168), (16, 69814480), (20, 55851584), (31, 36033280), (32, 34907240), (40, 27925792), (62, 18016640), (64, 17453620), (80, 13962896), (124, 9008320), (128, 8726810), (155, 7206656), (160, 6981448), (248, 4504160), (256, 4363405), (310, 3603328), (320, 3490724), (496, 2252080), (620, 1801664), (640, 1745362), (992, 1126040), (1240, 900832), (1280, 872681), (1984, 563020), (2480, 450416), (3968, 281510), (4960, 225208), (7936, 140755), (9920, 112604), (19840, 56302), (28151, 39680)]