77439320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1433}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 200301120

約数和(自身を除く): 122861800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 386, 772, 965, 1351, 1433, 1544, 1930, 2702, 2866, 3860, 5404, 5732, 6755, 7165, 7720, 10031, 10808, 11464, 13510, 14330, 20062, 27020, 28660, 40124, 50155, 54040, 57320, 80248, 100310, 200620, 276569, 401240, 553138, 1106276, 1382845, 1935983, 2212552, 2765690, 3871966, 5531380, 7743932, 9679915, 11062760, 15487864, 19359830, 38719660, 77439320]

約数ペア:

[(1, 77439320), (2, 38719660), (4, 19359830), (5, 15487864), (7, 11062760), (8, 9679915), (10, 7743932), (14, 5531380), (20, 3871966), (28, 2765690), (35, 2212552), (40, 1935983), (56, 1382845), (70, 1106276), (140, 553138), (193, 401240), (280, 276569), (386, 200620), (772, 100310), (965, 80248), (1351, 57320), (1433, 54040), (1544, 50155), (1930, 40124), (2702, 28660), (2866, 27020), (3860, 20062), (5404, 14330), (5732, 13510), (6755, 11464), (7165, 10808), (7720, 10031)]