56720960

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1129}}^1$

素因数の和:1303

約数の個数: 56

約数和(自身を含む): 136047480

約数和(自身を除く): 79326520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1129, 1256, 1570, 2258, 2512, 3140, 4516, 5024, 5645, 6280, 9032, 10048, 11290, 12560, 18064, 22580, 25120, 36128, 45160, 50240, 72256, 90320, 177253, 180640, 354506, 361280, 709012, 886265, 1418024, 1772530, 2836048, 3545060, 5672096, 7090120, 11344192, 14180240, 28360480, 56720960]

約数ペア:

[(1, 56720960), (2, 28360480), (4, 14180240), (5, 11344192), (8, 7090120), (10, 5672096), (16, 3545060), (20, 2836048), (32, 1772530), (40, 1418024), (64, 886265), (80, 709012), (157, 361280), (160, 354506), (314, 180640), (320, 177253), (628, 90320), (785, 72256), (1129, 50240), (1256, 45160), (1570, 36128), (2258, 25120), (2512, 22580), (3140, 18064), (4516, 12560), (5024, 11290), (5645, 10048), (6280, 9032)]