61138080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{42457}}^1$

素因数の和:42478

約数の個数: 72

約数和(自身を含む): 208638612

約数和(自身を除く): 147500532

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 42457, 84914, 127371, 169828, 212285, 254742, 339656, 382113, 424570, 509484, 636855, 679312, 764226, 849140, 1018968, 1273710, 1358624, 1528452, 1698280, 1910565, 2037936, 2547420, 3056904, 3396560, 3821130, 4075872, 5094840, 6113808, 6793120, 7642260, 10189680, 12227616, 15284520, 20379360, 30569040, 61138080]

約数ペア:

[(1, 61138080), (2, 30569040), (3, 20379360), (4, 15284520), (5, 12227616), (6, 10189680), (8, 7642260), (9, 6793120), (10, 6113808), (12, 5094840), (15, 4075872), (16, 3821130), (18, 3396560), (20, 3056904), (24, 2547420), (30, 2037936), (32, 1910565), (36, 1698280), (40, 1528452), (45, 1358624), (48, 1273710), (60, 1018968), (72, 849140), (80, 764226), (90, 679312), (96, 636855), (120, 509484), (144, 424570), (160, 382113), (180, 339656), (240, 254742), (288, 212285), (360, 169828), (480, 127371), (720, 84914), (1440, 42457)]