84577140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{859}}^1$

素因数の和:1421

約数の個数: 72

約数和(自身を含む): 257318880

約数和(自身を除く): 172741740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 547, 859, 1094, 1641, 1718, 2188, 2577, 2735, 3282, 3436, 4295, 4923, 5154, 5470, 6564, 7731, 8205, 8590, 9846, 10308, 10940, 12885, 15462, 16410, 17180, 19692, 24615, 25770, 30924, 32820, 38655, 49230, 51540, 77310, 98460, 154620, 469873, 939746, 1409619, 1879492, 2349365, 2819238, 4228857, 4698730, 5638476, 7048095, 8457714, 9397460, 14096190, 16915428, 21144285, 28192380, 42288570, 84577140]

約数ペア:

[(1, 84577140), (2, 42288570), (3, 28192380), (4, 21144285), (5, 16915428), (6, 14096190), (9, 9397460), (10, 8457714), (12, 7048095), (15, 5638476), (18, 4698730), (20, 4228857), (30, 2819238), (36, 2349365), (45, 1879492), (60, 1409619), (90, 939746), (180, 469873), (547, 154620), (859, 98460), (1094, 77310), (1641, 51540), (1718, 49230), (2188, 38655), (2577, 32820), (2735, 30924), (3282, 25770), (3436, 24615), (4295, 19692), (4923, 17180), (5154, 16410), (5470, 15462), (6564, 12885), (7731, 10940), (8205, 10308), (8590, 9846)]