90579440

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{3301}}^1$

素因数の和:3335

約数の個数: 80

約数和(自身を含む): 245668800

約数和(自身を除く): 155089360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3301, 3430, 3920, 5488, 6602, 6860, 13204, 13720, 16505, 23107, 26408, 27440, 33010, 46214, 52816, 66020, 92428, 115535, 132040, 161749, 184856, 231070, 264080, 323498, 369712, 462140, 646996, 808745, 924280, 1132243, 1293992, 1617490, 1848560, 2264486, 2587984, 3234980, 4528972, 5661215, 6469960, 9057944, 11322430, 12939920, 18115888, 22644860, 45289720, 90579440]

約数ペア:

[(1, 90579440), (2, 45289720), (4, 22644860), (5, 18115888), (7, 12939920), (8, 11322430), (10, 9057944), (14, 6469960), (16, 5661215), (20, 4528972), (28, 3234980), (35, 2587984), (40, 2264486), (49, 1848560), (56, 1617490), (70, 1293992), (80, 1132243), (98, 924280), (112, 808745), (140, 646996), (196, 462140), (245, 369712), (280, 323498), (343, 264080), (392, 231070), (490, 184856), (560, 161749), (686, 132040), (784, 115535), (980, 92428), (1372, 66020), (1715, 52816), (1960, 46214), (2744, 33010), (3301, 27440), (3430, 26408), (3920, 23107), (5488, 16505), (6602, 13720), (6860, 13204)]