73777480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263491}}^1$

素因数の和:263509

約数の個数: 32

約数和(自身を含む): 189714240

約数和(自身を除く): 115936760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 263491, 526982, 1053964, 1317455, 1844437, 2107928, 2634910, 3688874, 5269820, 7377748, 9222185, 10539640, 14755496, 18444370, 36888740, 73777480]

約数ペア:

[(1, 73777480), (2, 36888740), (4, 18444370), (5, 14755496), (7, 10539640), (8, 9222185), (10, 7377748), (14, 5269820), (20, 3688874), (28, 2634910), (35, 2107928), (40, 1844437), (56, 1317455), (70, 1053964), (140, 526982), (280, 263491)]