215681280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{56167}}^1$

素因数の和:56191

約数の個数: 72

約数和(自身を含む): 688844352

約数和(自身を除く): 473163072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 56167, 112334, 168501, 224668, 280835, 337002, 449336, 561670, 674004, 842505, 898672, 1123340, 1348008, 1685010, 1797344, 2246680, 2696016, 3370020, 3594688, 4493360, 5392032, 6740040, 7189376, 8986720, 10784064, 13480080, 14378752, 17973440, 21568128, 26960160, 35946880, 43136256, 53920320, 71893760, 107840640, 215681280]

約数ペア:

[(1, 215681280), (2, 107840640), (3, 71893760), (4, 53920320), (5, 43136256), (6, 35946880), (8, 26960160), (10, 21568128), (12, 17973440), (15, 14378752), (16, 13480080), (20, 10784064), (24, 8986720), (30, 7189376), (32, 6740040), (40, 5392032), (48, 4493360), (60, 3594688), (64, 3370020), (80, 2696016), (96, 2246680), (120, 1797344), (128, 1685010), (160, 1348008), (192, 1123340), (240, 898672), (256, 842505), (320, 674004), (384, 561670), (480, 449336), (640, 337002), (768, 280835), (960, 224668), (1280, 168501), (1920, 112334), (3840, 56167)]