66772720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{119237}}^1$

素因数の和:119257

約数の個数: 40

約数和(自身を含む): 177426144

約数和(自身を除く): 110653424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 119237, 238474, 476948, 596185, 834659, 953896, 1192370, 1669318, 1907792, 2384740, 3338636, 4173295, 4769480, 6677272, 8346590, 9538960, 13354544, 16693180, 33386360, 66772720]

約数ペア:

[(1, 66772720), (2, 33386360), (4, 16693180), (5, 13354544), (7, 9538960), (8, 8346590), (10, 6677272), (14, 4769480), (16, 4173295), (20, 3338636), (28, 2384740), (35, 1907792), (40, 1669318), (56, 1192370), (70, 953896), (80, 834659), (112, 596185), (140, 476948), (280, 238474), (560, 119237)]