65613420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{761}}^1$

素因数の和:1255

約数の個数: 72

約数和(自身を含む): 199704960

約数和(自身を除く): 134091540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 761, 958, 1437, 1522, 1916, 2283, 2395, 2874, 3044, 3805, 4311, 4566, 4790, 5748, 6849, 7185, 7610, 8622, 9132, 9580, 11415, 13698, 14370, 15220, 17244, 21555, 22830, 27396, 28740, 34245, 43110, 45660, 68490, 86220, 136980, 364519, 729038, 1093557, 1458076, 1822595, 2187114, 3280671, 3645190, 4374228, 5467785, 6561342, 7290380, 10935570, 13122684, 16403355, 21871140, 32806710, 65613420]

約数ペア:

[(1, 65613420), (2, 32806710), (3, 21871140), (4, 16403355), (5, 13122684), (6, 10935570), (9, 7290380), (10, 6561342), (12, 5467785), (15, 4374228), (18, 3645190), (20, 3280671), (30, 2187114), (36, 1822595), (45, 1458076), (60, 1093557), (90, 729038), (180, 364519), (479, 136980), (761, 86220), (958, 68490), (1437, 45660), (1522, 43110), (1916, 34245), (2283, 28740), (2395, 27396), (2874, 22830), (3044, 21555), (3805, 17244), (4311, 15220), (4566, 14370), (4790, 13698), (5748, 11415), (6849, 9580), (7185, 9132), (7610, 8622)]