84167820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42509}}^1$

素因数の和:42535

約数の個数: 72

約数和(自身を含む): 278525520

約数和(自身を除く): 194357700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 42509, 85018, 127527, 170036, 212545, 255054, 382581, 425090, 467599, 510108, 637635, 765162, 850180, 935198, 1275270, 1402797, 1530324, 1870396, 1912905, 2337995, 2550540, 2805594, 3825810, 4208391, 4675990, 5611188, 7013985, 7651620, 8416782, 9351980, 14027970, 16833564, 21041955, 28055940, 42083910, 84167820]

約数ペア:

[(1, 84167820), (2, 42083910), (3, 28055940), (4, 21041955), (5, 16833564), (6, 14027970), (9, 9351980), (10, 8416782), (11, 7651620), (12, 7013985), (15, 5611188), (18, 4675990), (20, 4208391), (22, 3825810), (30, 2805594), (33, 2550540), (36, 2337995), (44, 1912905), (45, 1870396), (55, 1530324), (60, 1402797), (66, 1275270), (90, 935198), (99, 850180), (110, 765162), (132, 637635), (165, 510108), (180, 467599), (198, 425090), (220, 382581), (330, 255054), (396, 212545), (495, 170036), (660, 127527), (990, 85018), (1980, 42509)]