261960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 820800

約数和(自身を除く): 558840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 59, 60, 74, 111, 118, 120, 148, 177, 185, 222, 236, 295, 296, 354, 370, 444, 472, 555, 590, 708, 740, 885, 888, 1110, 1180, 1416, 1480, 1770, 2183, 2220, 2360, 3540, 4366, 4440, 6549, 7080, 8732, 10915, 13098, 17464, 21830, 26196, 32745, 43660, 52392, 65490, 87320, 130980, 261960]

約数ペア:

[(1, 261960), (2, 130980), (3, 87320), (4, 65490), (5, 52392), (6, 43660), (8, 32745), (10, 26196), (12, 21830), (15, 17464), (20, 13098), (24, 10915), (30, 8732), (37, 7080), (40, 6549), (59, 4440), (60, 4366), (74, 3540), (111, 2360), (118, 2220), (120, 2183), (148, 1770), (177, 1480), (185, 1416), (222, 1180), (236, 1110), (295, 888), (296, 885), (354, 740), (370, 708), (444, 590), (472, 555)]