77700720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1231}}^1$

素因数の和:1510

約数の個数: 80

約数和(自身を含む): 241984512

約数和(自身を除く): 164283792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 526, 789, 1052, 1231, 1315, 1578, 2104, 2462, 2630, 3156, 3693, 3945, 4208, 4924, 5260, 6155, 6312, 7386, 7890, 9848, 10520, 12310, 12624, 14772, 15780, 18465, 19696, 21040, 24620, 29544, 31560, 36930, 49240, 59088, 63120, 73860, 98480, 147720, 295440, 323753, 647506, 971259, 1295012, 1618765, 1942518, 2590024, 3237530, 3885036, 4856295, 5180048, 6475060, 7770072, 9712590, 12950120, 15540144, 19425180, 25900240, 38850360, 77700720]

約数ペア:

[(1, 77700720), (2, 38850360), (3, 25900240), (4, 19425180), (5, 15540144), (6, 12950120), (8, 9712590), (10, 7770072), (12, 6475060), (15, 5180048), (16, 4856295), (20, 3885036), (24, 3237530), (30, 2590024), (40, 1942518), (48, 1618765), (60, 1295012), (80, 971259), (120, 647506), (240, 323753), (263, 295440), (526, 147720), (789, 98480), (1052, 73860), (1231, 63120), (1315, 59088), (1578, 49240), (2104, 36930), (2462, 31560), (2630, 29544), (3156, 24620), (3693, 21040), (3945, 19696), (4208, 18465), (4924, 15780), (5260, 14772), (6155, 12624), (6312, 12310), (7386, 10520), (7890, 9848)]