150479720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{70981}}^1$

素因数の和:71045

約数の個数: 32

約数和(自身を含む): 344972520

約数和(自身を除く): 194492800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 70981, 141962, 283924, 354905, 567848, 709810, 1419620, 2839240, 3761993, 7523986, 15047972, 18809965, 30095944, 37619930, 75239860, 150479720]

約数ペア:

[(1, 150479720), (2, 75239860), (4, 37619930), (5, 30095944), (8, 18809965), (10, 15047972), (20, 7523986), (40, 3761993), (53, 2839240), (106, 1419620), (212, 709810), (265, 567848), (424, 354905), (530, 283924), (1060, 141962), (2120, 70981)]