74490080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{66509}}^1$

素因数の和:66531

約数の個数: 48

約数和(自身を含む): 201126240

約数和(自身を除く): 126636160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 66509, 133018, 266036, 332545, 465563, 532072, 665090, 931126, 1064144, 1330180, 1862252, 2128288, 2327815, 2660360, 3724504, 4655630, 5320720, 7449008, 9311260, 10641440, 14898016, 18622520, 37245040, 74490080]

約数ペア:

[(1, 74490080), (2, 37245040), (4, 18622520), (5, 14898016), (7, 10641440), (8, 9311260), (10, 7449008), (14, 5320720), (16, 4655630), (20, 3724504), (28, 2660360), (32, 2327815), (35, 2128288), (40, 1862252), (56, 1330180), (70, 1064144), (80, 931126), (112, 665090), (140, 532072), (160, 465563), (224, 332545), (280, 266036), (560, 133018), (1120, 66509)]