345880960

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6841}}^1$

素因数の和:6939

約数の個数: 64

約数和(自身を含む): 837460800

約数和(自身を除く): 491579840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1580, 2528, 3160, 5056, 6320, 6841, 10112, 12640, 13682, 25280, 27364, 34205, 50560, 54728, 68410, 109456, 136820, 218912, 273640, 437824, 540439, 547280, 875648, 1080878, 1094560, 2161756, 2189120, 2702195, 4323512, 4378240, 5404390, 8647024, 10808780, 17294048, 21617560, 34588096, 43235120, 69176192, 86470240, 172940480, 345880960]

約数ペア:

[(1, 345880960), (2, 172940480), (4, 86470240), (5, 69176192), (8, 43235120), (10, 34588096), (16, 21617560), (20, 17294048), (32, 10808780), (40, 8647024), (64, 5404390), (79, 4378240), (80, 4323512), (128, 2702195), (158, 2189120), (160, 2161756), (316, 1094560), (320, 1080878), (395, 875648), (632, 547280), (640, 540439), (790, 437824), (1264, 273640), (1580, 218912), (2528, 136820), (3160, 109456), (5056, 68410), (6320, 54728), (6841, 50560), (10112, 34205), (12640, 27364), (13682, 25280)]