345021440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{79}}^1\times {\mathrm{853}}^1$

素因数の和:957

約数の個数: 88

約数和(自身を含む): 839106240

約数和(自身を除く): 494084800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 512, 632, 640, 790, 853, 1024, 1264, 1280, 1580, 1706, 2528, 2560, 3160, 3412, 4265, 5056, 5120, 6320, 6824, 8530, 10112, 12640, 13648, 17060, 20224, 25280, 27296, 34120, 40448, 50560, 54592, 67387, 68240, 80896, 101120, 109184, 134774, 136480, 202240, 218368, 269548, 272960, 336935, 404480, 436736, 539096, 545920, 673870, 873472, 1078192, 1091840, 1347740, 2156384, 2183680, 2695480, 4312768, 4367360, 5390960, 8625536, 10781920, 17251072, 21563840, 34502144, 43127680, 69004288, 86255360, 172510720, 345021440]

約数ペア:

[(1, 345021440), (2, 172510720), (4, 86255360), (5, 69004288), (8, 43127680), (10, 34502144), (16, 21563840), (20, 17251072), (32, 10781920), (40, 8625536), (64, 5390960), (79, 4367360), (80, 4312768), (128, 2695480), (158, 2183680), (160, 2156384), (256, 1347740), (316, 1091840), (320, 1078192), (395, 873472), (512, 673870), (632, 545920), (640, 539096), (790, 436736), (853, 404480), (1024, 336935), (1264, 272960), (1280, 269548), (1580, 218368), (1706, 202240), (2528, 136480), (2560, 134774), (3160, 109184), (3412, 101120), (4265, 80896), (5056, 68240), (5120, 67387), (6320, 54592), (6824, 50560), (8530, 40448), (10112, 34120), (12640, 27296), (13648, 25280), (17060, 20224)]