307721440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{439}}^1$

素因数の和:804

約数の個数: 96

約数和(自身を含む): 787026240

約数和(自身を除く): 479304800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 337, 416, 439, 520, 674, 878, 1040, 1348, 1685, 1756, 2080, 2195, 2696, 3370, 3512, 4381, 4390, 5392, 5707, 6740, 7024, 8762, 8780, 10784, 11414, 13480, 14048, 17524, 17560, 21905, 22828, 26960, 28535, 35048, 35120, 43810, 45656, 53920, 57070, 70096, 70240, 87620, 91312, 114140, 140192, 147943, 175240, 182624, 228280, 295886, 350480, 456560, 591772, 700960, 739715, 913120, 1183544, 1479430, 1923259, 2367088, 2958860, 3846518, 4734176, 5917720, 7693036, 9616295, 11835440, 15386072, 19232590, 23670880, 30772144, 38465180, 61544288, 76930360, 153860720, 307721440]

約数ペア:

[(1, 307721440), (2, 153860720), (4, 76930360), (5, 61544288), (8, 38465180), (10, 30772144), (13, 23670880), (16, 19232590), (20, 15386072), (26, 11835440), (32, 9616295), (40, 7693036), (52, 5917720), (65, 4734176), (80, 3846518), (104, 2958860), (130, 2367088), (160, 1923259), (208, 1479430), (260, 1183544), (337, 913120), (416, 739715), (439, 700960), (520, 591772), (674, 456560), (878, 350480), (1040, 295886), (1348, 228280), (1685, 182624), (1756, 175240), (2080, 147943), (2195, 140192), (2696, 114140), (3370, 91312), (3512, 87620), (4381, 70240), (4390, 70096), (5392, 57070), (5707, 53920), (6740, 45656), (7024, 43810), (8762, 35120), (8780, 35048), (10784, 28535), (11414, 26960), (13480, 22828), (14048, 21905), (17524, 17560)]