71822940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{171007}}^1$

素因数の和:171026

約数の個数: 48

約数和(自身を含む): 229834752

約数和(自身を除く): 158011812

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, 171007, 342014, 513021, 684028, 855035, 1026042, 1197049, 1710070, 2052084, 2394098, 2565105, 3420140, 3591147, 4788196, 5130210, 5985245, 7182294, 10260420, 11970490, 14364588, 17955735, 23940980, 35911470, 71822940]

約数ペア:

[(1, 71822940), (2, 35911470), (3, 23940980), (4, 17955735), (5, 14364588), (6, 11970490), (7, 10260420), (10, 7182294), (12, 5985245), (14, 5130210), (15, 4788196), (20, 3591147), (21, 3420140), (28, 2565105), (30, 2394098), (35, 2052084), (42, 1710070), (60, 1197049), (70, 1026042), (84, 855035), (105, 684028), (140, 513021), (210, 342014), (420, 171007)]