120665440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{15391}}^1$

素因数の和:15420

約数の個数: 72

約数和(自身を含む): 331636032

約数和(自身を除く): 210970592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 15391, 30782, 61564, 76955, 107737, 123128, 153910, 215474, 246256, 307820, 430948, 492512, 538685, 615640, 754159, 861896, 1077370, 1231280, 1508318, 1723792, 2154740, 2462560, 3016636, 3447584, 3770795, 4309480, 6033272, 7541590, 8618960, 12066544, 15083180, 17237920, 24133088, 30166360, 60332720, 120665440]

約数ペア:

[(1, 120665440), (2, 60332720), (4, 30166360), (5, 24133088), (7, 17237920), (8, 15083180), (10, 12066544), (14, 8618960), (16, 7541590), (20, 6033272), (28, 4309480), (32, 3770795), (35, 3447584), (40, 3016636), (49, 2462560), (56, 2154740), (70, 1723792), (80, 1508318), (98, 1231280), (112, 1077370), (140, 861896), (160, 754159), (196, 615640), (224, 538685), (245, 492512), (280, 430948), (392, 307820), (490, 246256), (560, 215474), (784, 153910), (980, 123128), (1120, 107737), (1568, 76955), (1960, 61564), (3920, 30782), (7840, 15391)]