445491760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{2099}}^1$

素因数の和:2498

約数の個数: 80

約数和(自身を含む): 1187424000

約数和(自身を除く): 741932240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 379, 560, 758, 1516, 1895, 2099, 2653, 3032, 3790, 4198, 5306, 6064, 7580, 8396, 10495, 10612, 13265, 14693, 15160, 16792, 20990, 21224, 26530, 29386, 30320, 33584, 41980, 42448, 53060, 58772, 73465, 83960, 106120, 117544, 146930, 167920, 212240, 235088, 293860, 587720, 795521, 1175440, 1591042, 3182084, 3977605, 5568647, 6364168, 7955210, 11137294, 12728336, 15910420, 22274588, 27843235, 31820840, 44549176, 55686470, 63641680, 89098352, 111372940, 222745880, 445491760]

約数ペア:

[(1, 445491760), (2, 222745880), (4, 111372940), (5, 89098352), (7, 63641680), (8, 55686470), (10, 44549176), (14, 31820840), (16, 27843235), (20, 22274588), (28, 15910420), (35, 12728336), (40, 11137294), (56, 7955210), (70, 6364168), (80, 5568647), (112, 3977605), (140, 3182084), (280, 1591042), (379, 1175440), (560, 795521), (758, 587720), (1516, 293860), (1895, 235088), (2099, 212240), (2653, 167920), (3032, 146930), (3790, 117544), (4198, 106120), (5306, 83960), (6064, 73465), (7580, 58772), (8396, 53060), (10495, 42448), (10612, 41980), (13265, 33584), (14693, 30320), (15160, 29386), (16792, 26530), (20990, 21224)]