206784840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1409}}^1$

素因数の和:2646

約数の個数: 64

約数和(自身を含む): 621302400

約数和(自身を除く): 414517560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1223, 1409, 2446, 2818, 3669, 4227, 4892, 5636, 6115, 7045, 7338, 8454, 9784, 11272, 12230, 14090, 14676, 16908, 18345, 21135, 24460, 28180, 29352, 33816, 36690, 42270, 48920, 56360, 73380, 84540, 146760, 169080, 1723207, 3446414, 5169621, 6892828, 8616035, 10339242, 13785656, 17232070, 20678484, 25848105, 34464140, 41356968, 51696210, 68928280, 103392420, 206784840]

約数ペア:

[(1, 206784840), (2, 103392420), (3, 68928280), (4, 51696210), (5, 41356968), (6, 34464140), (8, 25848105), (10, 20678484), (12, 17232070), (15, 13785656), (20, 10339242), (24, 8616035), (30, 6892828), (40, 5169621), (60, 3446414), (120, 1723207), (1223, 169080), (1409, 146760), (2446, 84540), (2818, 73380), (3669, 56360), (4227, 48920), (4892, 42270), (5636, 36690), (6115, 33816), (7045, 29352), (7338, 28180), (8454, 24460), (9784, 21135), (11272, 18345), (12230, 16908), (14090, 14676)]