1560660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 4727520

約数和(自身を除く): 3166860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 37, 38, 57, 60, 74, 76, 95, 111, 114, 148, 185, 190, 222, 228, 285, 370, 380, 444, 555, 570, 703, 740, 1110, 1140, 1369, 1406, 2109, 2220, 2738, 2812, 3515, 4107, 4218, 5476, 6845, 7030, 8214, 8436, 10545, 13690, 14060, 16428, 20535, 21090, 26011, 27380, 41070, 42180, 52022, 78033, 82140, 104044, 130055, 156066, 260110, 312132, 390165, 520220, 780330, 1560660]

約数ペア:

[(1, 1560660), (2, 780330), (3, 520220), (4, 390165), (5, 312132), (6, 260110), (10, 156066), (12, 130055), (15, 104044), (19, 82140), (20, 78033), (30, 52022), (37, 42180), (38, 41070), (57, 27380), (60, 26011), (74, 21090), (76, 20535), (95, 16428), (111, 14060), (114, 13690), (148, 10545), (185, 8436), (190, 8214), (222, 7030), (228, 6845), (285, 5476), (370, 4218), (380, 4107), (444, 3515), (555, 2812), (570, 2738), (703, 2220), (740, 2109), (1110, 1406), (1140, 1369)]