77801280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{81043}}^1$

素因数の和:81063

約数の個数: 56

約数和(自身を含む): 247022112

約数和(自身を除く): 169220832

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, 81043, 162086, 243129, 324172, 405215, 486258, 648344, 810430, 972516, 1215645, 1296688, 1620860, 1945032, 2431290, 2593376, 3241720, 3890064, 4862580, 5186752, 6483440, 7780128, 9725160, 12966880, 15560256, 19450320, 25933760, 38900640, 77801280]

約数ペア:

[(1, 77801280), (2, 38900640), (3, 25933760), (4, 19450320), (5, 15560256), (6, 12966880), (8, 9725160), (10, 7780128), (12, 6483440), (15, 5186752), (16, 4862580), (20, 3890064), (24, 3241720), (30, 2593376), (32, 2431290), (40, 1945032), (48, 1620860), (60, 1296688), (64, 1215645), (80, 972516), (96, 810430), (120, 648344), (160, 486258), (192, 405215), (240, 324172), (320, 243129), (480, 162086), (960, 81043)]