64873920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{67577}}^1$

素因数の和:67597

約数の個数: 56

約数和(自身を含む): 205977744

約数和(自身を除く): 141103824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 67577, 135154, 202731, 270308, 337885, 405462, 540616, 675770, 810924, 1013655, 1081232, 1351540, 1621848, 2027310, 2162464, 2703080, 3243696, 4054620, 4324928, 5406160, 6487392, 8109240, 10812320, 12974784, 16218480, 21624640, 32436960, 64873920]

約数ペア:

[(1, 64873920), (2, 32436960), (3, 21624640), (4, 16218480), (5, 12974784), (6, 10812320), (8, 8109240), (10, 6487392), (12, 5406160), (15, 4324928), (16, 4054620), (20, 3243696), (24, 2703080), (30, 2162464), (32, 2027310), (40, 1621848), (48, 1351540), (60, 1081232), (64, 1013655), (80, 810924), (96, 675770), (120, 540616), (160, 405462), (192, 337885), (240, 270308), (320, 202731), (480, 135154), (960, 67577)]