197185140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2287}}^1$

素因数の和:2781

約数の個数: 72

約数和(自身を含む): 599639040

約数和(自身を除く): 402453900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 958, 1437, 1916, 2287, 2395, 2874, 4311, 4574, 4790, 5748, 6861, 7185, 8622, 9148, 9580, 11435, 13722, 14370, 17244, 20583, 21555, 22870, 27444, 28740, 34305, 41166, 43110, 45740, 68610, 82332, 86220, 102915, 137220, 205830, 411660, 1095473, 2190946, 3286419, 4381892, 5477365, 6572838, 9859257, 10954730, 13145676, 16432095, 19718514, 21909460, 32864190, 39437028, 49296285, 65728380, 98592570, 197185140]

約数ペア:

[(1, 197185140), (2, 98592570), (3, 65728380), (4, 49296285), (5, 39437028), (6, 32864190), (9, 21909460), (10, 19718514), (12, 16432095), (15, 13145676), (18, 10954730), (20, 9859257), (30, 6572838), (36, 5477365), (45, 4381892), (60, 3286419), (90, 2190946), (180, 1095473), (479, 411660), (958, 205830), (1437, 137220), (1916, 102915), (2287, 86220), (2395, 82332), (2874, 68610), (4311, 45740), (4574, 43110), (4790, 41166), (5748, 34305), (6861, 28740), (7185, 27444), (8622, 22870), (9148, 21555), (9580, 20583), (11435, 17244), (13722, 14370)]