68889660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{164023}}^1$

素因数の和:164042

約数の個数: 48

約数和(自身を含む): 220448256

約数和(自身を除く): 151558596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 164023, 328046, 492069, 656092, 820115, 984138, 1148161, 1640230, 1968276, 2296322, 2460345, 3280460, 3444483, 4592644, 4920690, 5740805, 6888966, 9841380, 11481610, 13777932, 17222415, 22963220, 34444830, 68889660]

約数ペア:

[(1, 68889660), (2, 34444830), (3, 22963220), (4, 17222415), (5, 13777932), (6, 11481610), (7, 9841380), (10, 6888966), (12, 5740805), (14, 4920690), (15, 4592644), (20, 3444483), (21, 3280460), (28, 2460345), (30, 2296322), (35, 1968276), (42, 1640230), (60, 1148161), (70, 984138), (84, 820115), (105, 656092), (140, 492069), (210, 328046), (420, 164023)]