72342760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2903}}^1$

素因数の和:3010

約数の個数: 64

約数和(自身を含む): 188179200

約数和(自身を除く): 115836440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 2903, 3115, 3560, 4984, 5806, 6230, 11612, 12460, 14515, 20321, 23224, 24920, 29030, 40642, 58060, 81284, 101605, 116120, 162568, 203210, 258367, 406420, 516734, 812840, 1033468, 1291835, 1808569, 2066936, 2583670, 3617138, 5167340, 7234276, 9042845, 10334680, 14468552, 18085690, 36171380, 72342760]

約数ペア:

[(1, 72342760), (2, 36171380), (4, 18085690), (5, 14468552), (7, 10334680), (8, 9042845), (10, 7234276), (14, 5167340), (20, 3617138), (28, 2583670), (35, 2066936), (40, 1808569), (56, 1291835), (70, 1033468), (89, 812840), (140, 516734), (178, 406420), (280, 258367), (356, 203210), (445, 162568), (623, 116120), (712, 101605), (890, 81284), (1246, 58060), (1780, 40642), (2492, 29030), (2903, 24920), (3115, 23224), (3560, 20321), (4984, 14515), (5806, 12460), (6230, 11612)]