16639380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{953}}^1$

素因数の和:1065

約数の個数: 72

約数和(自身を含む): 51046632

約数和(自身を除く): 34407252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 953, 970, 1164, 1455, 1746, 1906, 1940, 2859, 2910, 3492, 3812, 4365, 4765, 5718, 5820, 8577, 8730, 9530, 11436, 14295, 17154, 17460, 19060, 28590, 34308, 42885, 57180, 85770, 92441, 171540, 184882, 277323, 369764, 462205, 554646, 831969, 924410, 1109292, 1386615, 1663938, 1848820, 2773230, 3327876, 4159845, 5546460, 8319690, 16639380]

約数ペア:

[(1, 16639380), (2, 8319690), (3, 5546460), (4, 4159845), (5, 3327876), (6, 2773230), (9, 1848820), (10, 1663938), (12, 1386615), (15, 1109292), (18, 924410), (20, 831969), (30, 554646), (36, 462205), (45, 369764), (60, 277323), (90, 184882), (97, 171540), (180, 92441), (194, 85770), (291, 57180), (388, 42885), (485, 34308), (582, 28590), (873, 19060), (953, 17460), (970, 17154), (1164, 14295), (1455, 11436), (1746, 9530), (1906, 8730), (1940, 8577), (2859, 5820), (2910, 5718), (3492, 4765), (3812, 4365)]