80834580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1879}}^1$

素因数の和:2133

約数の個数: 72

約数和(自身を含む): 246355200

約数和(自身を除く): 165520620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 1879, 2151, 2390, 2868, 3585, 3758, 4302, 4780, 5637, 7170, 7516, 8604, 9395, 10755, 11274, 14340, 16911, 18790, 21510, 22548, 28185, 33822, 37580, 43020, 56370, 67644, 84555, 112740, 169110, 338220, 449081, 898162, 1347243, 1796324, 2245405, 2694486, 4041729, 4490810, 5388972, 6736215, 8083458, 8981620, 13472430, 16166916, 20208645, 26944860, 40417290, 80834580]

約数ペア:

[(1, 80834580), (2, 40417290), (3, 26944860), (4, 20208645), (5, 16166916), (6, 13472430), (9, 8981620), (10, 8083458), (12, 6736215), (15, 5388972), (18, 4490810), (20, 4041729), (30, 2694486), (36, 2245405), (45, 1796324), (60, 1347243), (90, 898162), (180, 449081), (239, 338220), (478, 169110), (717, 112740), (956, 84555), (1195, 67644), (1434, 56370), (1879, 43020), (2151, 37580), (2390, 33822), (2868, 28185), (3585, 22548), (3758, 21510), (4302, 18790), (4780, 16911), (5637, 14340), (7170, 11274), (7516, 10755), (8604, 9395)]