202376960

素因数分解:

$2^8\times 5^1\times {\mathrm{223}}^1\times {\mathrm{709}}^1$

素因数の和:953

約数の個数: 72

約数和(自身を含む): 487616640

約数和(自身を除く): 285239680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 223, 256, 320, 446, 640, 709, 892, 1115, 1280, 1418, 1784, 2230, 2836, 3545, 3568, 4460, 5672, 7090, 7136, 8920, 11344, 14180, 14272, 17840, 22688, 28360, 28544, 35680, 45376, 56720, 57088, 71360, 90752, 113440, 142720, 158107, 181504, 226880, 285440, 316214, 453760, 632428, 790535, 907520, 1264856, 1581070, 2529712, 3162140, 5059424, 6324280, 10118848, 12648560, 20237696, 25297120, 40475392, 50594240, 101188480, 202376960]

約数ペア:

[(1, 202376960), (2, 101188480), (4, 50594240), (5, 40475392), (8, 25297120), (10, 20237696), (16, 12648560), (20, 10118848), (32, 6324280), (40, 5059424), (64, 3162140), (80, 2529712), (128, 1581070), (160, 1264856), (223, 907520), (256, 790535), (320, 632428), (446, 453760), (640, 316214), (709, 285440), (892, 226880), (1115, 181504), (1280, 158107), (1418, 142720), (1784, 113440), (2230, 90752), (2836, 71360), (3545, 57088), (3568, 56720), (4460, 45376), (5672, 35680), (7090, 28544), (7136, 28360), (8920, 22688), (11344, 17840), (14180, 14272)]