1262560860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{637657}}^1$

素因数の和:637683

約数の個数: 72

約数和(自身を含む): 4177935216

約数和(自身を除く): 2915374356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 637657, 1275314, 1912971, 2550628, 3188285, 3825942, 5738913, 6376570, 7014227, 7651884, 9564855, 11477826, 12753140, 14028454, 19129710, 21042681, 22955652, 28056908, 28694565, 35071135, 38259420, 42085362, 57389130, 63128043, 70142270, 84170724, 105213405, 114778260, 126256086, 140284540, 210426810, 252512172, 315640215, 420853620, 631280430, 1262560860]

約数ペア:

[(1, 1262560860), (2, 631280430), (3, 420853620), (4, 315640215), (5, 252512172), (6, 210426810), (9, 140284540), (10, 126256086), (11, 114778260), (12, 105213405), (15, 84170724), (18, 70142270), (20, 63128043), (22, 57389130), (30, 42085362), (33, 38259420), (36, 35071135), (44, 28694565), (45, 28056908), (55, 22955652), (60, 21042681), (66, 19129710), (90, 14028454), (99, 12753140), (110, 11477826), (132, 9564855), (165, 7651884), (180, 7014227), (198, 6376570), (220, 5738913), (330, 3825942), (396, 3188285), (495, 2550628), (660, 1912971), (990, 1275314), (1980, 637657)]