82717380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10687}}^1$

素因数の和:10745

約数の個数: 72

約数和(自身を含む): 256768512

約数和(自身を除く): 174051132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 10687, 21374, 32061, 42748, 53435, 64122, 96183, 106870, 128244, 160305, 192366, 213740, 320610, 384732, 459541, 480915, 641220, 919082, 961830, 1378623, 1838164, 1923660, 2297705, 2757246, 4135869, 4595410, 5514492, 6893115, 8271738, 9190820, 13786230, 16543476, 20679345, 27572460, 41358690, 82717380]

約数ペア:

[(1, 82717380), (2, 41358690), (3, 27572460), (4, 20679345), (5, 16543476), (6, 13786230), (9, 9190820), (10, 8271738), (12, 6893115), (15, 5514492), (18, 4595410), (20, 4135869), (30, 2757246), (36, 2297705), (43, 1923660), (45, 1838164), (60, 1378623), (86, 961830), (90, 919082), (129, 641220), (172, 480915), (180, 459541), (215, 384732), (258, 320610), (387, 213740), (430, 192366), (516, 160305), (645, 128244), (774, 106870), (860, 96183), (1290, 64122), (1548, 53435), (1935, 42748), (2580, 32061), (3870, 21374), (7740, 10687)]