318830960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4483}}^1$

素因数の和:4630

約数の個数: 80

約数和(自身を含む): 854040576

約数和(自身を除く): 535209616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 889, 1016, 1270, 1778, 2032, 2540, 3556, 4445, 4483, 5080, 7112, 8890, 8966, 10160, 14224, 17780, 17932, 22415, 31381, 35560, 35864, 44830, 62762, 71120, 71728, 89660, 125524, 156905, 179320, 251048, 313810, 358640, 502096, 569341, 627620, 1138682, 1255240, 2277364, 2510480, 2846705, 3985387, 4554728, 5693410, 7970774, 9109456, 11386820, 15941548, 19926935, 22773640, 31883096, 39853870, 45547280, 63766192, 79707740, 159415480, 318830960]

約数ペア:

[(1, 318830960), (2, 159415480), (4, 79707740), (5, 63766192), (7, 45547280), (8, 39853870), (10, 31883096), (14, 22773640), (16, 19926935), (20, 15941548), (28, 11386820), (35, 9109456), (40, 7970774), (56, 5693410), (70, 4554728), (80, 3985387), (112, 2846705), (127, 2510480), (140, 2277364), (254, 1255240), (280, 1138682), (508, 627620), (560, 569341), (635, 502096), (889, 358640), (1016, 313810), (1270, 251048), (1778, 179320), (2032, 156905), (2540, 125524), (3556, 89660), (4445, 71728), (4483, 71120), (5080, 62762), (7112, 44830), (8890, 35864), (8966, 35560), (10160, 31381), (14224, 22415), (17780, 17932)]