77205780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1229}}^1$

素因数の和:1593

約数の個数: 72

約数和(自身を含む): 235053000

約数和(自身を除く): 157847220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 349, 698, 1047, 1229, 1396, 1745, 2094, 2458, 3141, 3490, 3687, 4188, 4916, 5235, 6145, 6282, 6980, 7374, 10470, 11061, 12290, 12564, 14748, 15705, 18435, 20940, 22122, 24580, 31410, 36870, 44244, 55305, 62820, 73740, 110610, 221220, 428921, 857842, 1286763, 1715684, 2144605, 2573526, 3860289, 4289210, 5147052, 6433815, 7720578, 8578420, 12867630, 15441156, 19301445, 25735260, 38602890, 77205780]

約数ペア:

[(1, 77205780), (2, 38602890), (3, 25735260), (4, 19301445), (5, 15441156), (6, 12867630), (9, 8578420), (10, 7720578), (12, 6433815), (15, 5147052), (18, 4289210), (20, 3860289), (30, 2573526), (36, 2144605), (45, 1715684), (60, 1286763), (90, 857842), (180, 428921), (349, 221220), (698, 110610), (1047, 73740), (1229, 62820), (1396, 55305), (1745, 44244), (2094, 36870), (2458, 31410), (3141, 24580), (3490, 22122), (3687, 20940), (4188, 18435), (4916, 15705), (5235, 14748), (6145, 12564), (6282, 12290), (6980, 11061), (7374, 10470)]