66928080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{278867}}^1$

素因数の和:278883

約数の個数: 40

約数和(自身を含む): 207477792

約数和(自身を除く): 140549712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 278867, 557734, 836601, 1115468, 1394335, 1673202, 2230936, 2788670, 3346404, 4183005, 4461872, 5577340, 6692808, 8366010, 11154680, 13385616, 16732020, 22309360, 33464040, 66928080]

約数ペア:

[(1, 66928080), (2, 33464040), (3, 22309360), (4, 16732020), (5, 13385616), (6, 11154680), (8, 8366010), (10, 6692808), (12, 5577340), (15, 4461872), (16, 4183005), (20, 3346404), (24, 2788670), (30, 2230936), (40, 1673202), (48, 1394335), (60, 1115468), (80, 836601), (120, 557734), (240, 278867)]