720622952

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{1187}}^1$

素因数の和:1530

約数の個数: 64

約数和(自身を含む): 1592680320

約数和(自身を除く): 872057368

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 293, 296, 518, 586, 1036, 1172, 1187, 2051, 2072, 2344, 2374, 4102, 4748, 8204, 8309, 9496, 10841, 16408, 16618, 21682, 33236, 43364, 43919, 66472, 75887, 86728, 87838, 151774, 175676, 303548, 307433, 347791, 351352, 607096, 614866, 695582, 1229732, 1391164, 2434537, 2459464, 2782328, 4869074, 9738148, 12868267, 19476296, 25736534, 51473068, 90077869, 102946136, 180155738, 360311476, 720622952]

約数ペア:

[(1, 720622952), (2, 360311476), (4, 180155738), (7, 102946136), (8, 90077869), (14, 51473068), (28, 25736534), (37, 19476296), (56, 12868267), (74, 9738148), (148, 4869074), (259, 2782328), (293, 2459464), (296, 2434537), (518, 1391164), (586, 1229732), (1036, 695582), (1172, 614866), (1187, 607096), (2051, 351352), (2072, 347791), (2344, 307433), (2374, 303548), (4102, 175676), (4748, 151774), (8204, 87838), (8309, 86728), (9496, 75887), (10841, 66472), (16408, 43919), (16618, 43364), (21682, 33236)]