55696480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{223}}^2$

素因数の和:468

約数の個数: 72

約数和(自身を含む): 151057872

約数和(自身を除く): 95361392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 223, 224, 280, 446, 560, 892, 1115, 1120, 1561, 1784, 2230, 3122, 3568, 4460, 6244, 7136, 7805, 8920, 12488, 15610, 17840, 24976, 31220, 35680, 49729, 49952, 62440, 99458, 124880, 198916, 248645, 249760, 348103, 397832, 497290, 696206, 795664, 994580, 1392412, 1591328, 1740515, 1989160, 2784824, 3481030, 3978320, 5569648, 6962060, 7956640, 11139296, 13924120, 27848240, 55696480]

約数ペア:

[(1, 55696480), (2, 27848240), (4, 13924120), (5, 11139296), (7, 7956640), (8, 6962060), (10, 5569648), (14, 3978320), (16, 3481030), (20, 2784824), (28, 1989160), (32, 1740515), (35, 1591328), (40, 1392412), (56, 994580), (70, 795664), (80, 696206), (112, 497290), (140, 397832), (160, 348103), (223, 249760), (224, 248645), (280, 198916), (446, 124880), (560, 99458), (892, 62440), (1115, 49952), (1120, 49729), (1561, 35680), (1784, 31220), (2230, 24976), (3122, 17840), (3568, 15610), (4460, 12488), (6244, 8920), (7136, 7805)]