85484340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4357}}^1$

素因数の和:4481

約数の個数: 72

約数和(自身を含む): 261741480

約数和(自身を除く): 176257140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4357, 4905, 6540, 8714, 9810, 13071, 17428, 19620, 21785, 26142, 39213, 43570, 52284, 65355, 78426, 87140, 130710, 156852, 196065, 261420, 392130, 474913, 784260, 949826, 1424739, 1899652, 2374565, 2849478, 4274217, 4749130, 5698956, 7123695, 8548434, 9498260, 14247390, 17096868, 21371085, 28494780, 42742170, 85484340]

約数ペア:

[(1, 85484340), (2, 42742170), (3, 28494780), (4, 21371085), (5, 17096868), (6, 14247390), (9, 9498260), (10, 8548434), (12, 7123695), (15, 5698956), (18, 4749130), (20, 4274217), (30, 2849478), (36, 2374565), (45, 1899652), (60, 1424739), (90, 949826), (109, 784260), (180, 474913), (218, 392130), (327, 261420), (436, 196065), (545, 156852), (654, 130710), (981, 87140), (1090, 78426), (1308, 65355), (1635, 52284), (1962, 43570), (2180, 39213), (3270, 26142), (3924, 21785), (4357, 19620), (4905, 17428), (6540, 13071), (8714, 9810)]