222745880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{2099}}^1$

素因数の和:2496

約数の個数: 64

約数和(自身を含む): 574560000

約数和(自身を除く): 351814120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 379, 758, 1516, 1895, 2099, 2653, 3032, 3790, 4198, 5306, 7580, 8396, 10495, 10612, 13265, 14693, 15160, 16792, 20990, 21224, 26530, 29386, 41980, 53060, 58772, 73465, 83960, 106120, 117544, 146930, 293860, 587720, 795521, 1591042, 3182084, 3977605, 5568647, 6364168, 7955210, 11137294, 15910420, 22274588, 27843235, 31820840, 44549176, 55686470, 111372940, 222745880]

約数ペア:

[(1, 222745880), (2, 111372940), (4, 55686470), (5, 44549176), (7, 31820840), (8, 27843235), (10, 22274588), (14, 15910420), (20, 11137294), (28, 7955210), (35, 6364168), (40, 5568647), (56, 3977605), (70, 3182084), (140, 1591042), (280, 795521), (379, 587720), (758, 293860), (1516, 146930), (1895, 117544), (2099, 106120), (2653, 83960), (3032, 73465), (3790, 58772), (4198, 53060), (5306, 41980), (7580, 29386), (8396, 26530), (10495, 21224), (10612, 20990), (13265, 16792), (14693, 15160)]