7147980160

素因数分解:

$2^7\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{10939}}^1$

素因数の和:11979

約数の個数: 64

約数和(自身を含む): 17106440400

約数和(自身を除く): 9958460240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1021, 2042, 4084, 5105, 8168, 10210, 10939, 16336, 20420, 21878, 32672, 40840, 43756, 54695, 65344, 81680, 87512, 109390, 130688, 163360, 175024, 218780, 326720, 350048, 437560, 653440, 700096, 875120, 1400192, 1750240, 3500480, 7000960, 11168719, 22337438, 44674876, 55843595, 89349752, 111687190, 178699504, 223374380, 357399008, 446748760, 714798016, 893497520, 1429596032, 1786995040, 3573990080, 7147980160]

約数ペア:

[(1, 7147980160), (2, 3573990080), (4, 1786995040), (5, 1429596032), (8, 893497520), (10, 714798016), (16, 446748760), (20, 357399008), (32, 223374380), (40, 178699504), (64, 111687190), (80, 89349752), (128, 55843595), (160, 44674876), (320, 22337438), (640, 11168719), (1021, 7000960), (2042, 3500480), (4084, 1750240), (5105, 1400192), (8168, 875120), (10210, 700096), (10939, 653440), (16336, 437560), (20420, 350048), (21878, 326720), (32672, 218780), (40840, 175024), (43756, 163360), (54695, 130688), (65344, 109390), (81680, 87512)]