161007280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1193}}^1$

素因数の和:1454

約数の個数: 80

約数和(自身を含む): 429954624

約数和(自身を除く): 268947344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 241, 280, 482, 560, 964, 1193, 1205, 1687, 1928, 2386, 2410, 3374, 3856, 4772, 4820, 5965, 6748, 8351, 8435, 9544, 9640, 11930, 13496, 16702, 16870, 19088, 19280, 23860, 26992, 33404, 33740, 41755, 47720, 66808, 67480, 83510, 95440, 133616, 134960, 167020, 287513, 334040, 575026, 668080, 1150052, 1437565, 2012591, 2300104, 2875130, 4025182, 4600208, 5750260, 8050364, 10062955, 11500520, 16100728, 20125910, 23001040, 32201456, 40251820, 80503640, 161007280]

約数ペア:

[(1, 161007280), (2, 80503640), (4, 40251820), (5, 32201456), (7, 23001040), (8, 20125910), (10, 16100728), (14, 11500520), (16, 10062955), (20, 8050364), (28, 5750260), (35, 4600208), (40, 4025182), (56, 2875130), (70, 2300104), (80, 2012591), (112, 1437565), (140, 1150052), (241, 668080), (280, 575026), (482, 334040), (560, 287513), (964, 167020), (1193, 134960), (1205, 133616), (1687, 95440), (1928, 83510), (2386, 67480), (2410, 66808), (3374, 47720), (3856, 41755), (4772, 33740), (4820, 33404), (5965, 26992), (6748, 23860), (8351, 19280), (8435, 19088), (9544, 16870), (9640, 16702), (11930, 13496)]