142640320

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6653}}^1$

素因数の和:6737

約数の個数: 56

約数和(自身を含む): 344783664

約数和(自身を除く): 202143344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 2144, 2680, 4288, 5360, 6653, 10720, 13306, 21440, 26612, 33265, 53224, 66530, 106448, 133060, 212896, 266120, 425792, 445751, 532240, 891502, 1064480, 1783004, 2128960, 2228755, 3566008, 4457510, 7132016, 8915020, 14264032, 17830040, 28528064, 35660080, 71320160, 142640320]

約数ペア:

[(1, 142640320), (2, 71320160), (4, 35660080), (5, 28528064), (8, 17830040), (10, 14264032), (16, 8915020), (20, 7132016), (32, 4457510), (40, 3566008), (64, 2228755), (67, 2128960), (80, 1783004), (134, 1064480), (160, 891502), (268, 532240), (320, 445751), (335, 425792), (536, 266120), (670, 212896), (1072, 133060), (1340, 106448), (2144, 66530), (2680, 53224), (4288, 33265), (5360, 26612), (6653, 21440), (10720, 13306)]