121648280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233939}}^1$

素因数の和:233963

約数の個数: 32

約数和(自身を含む): 294764400

約数和(自身を除く): 173116120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 233939, 467878, 935756, 1169695, 1871512, 2339390, 3041207, 4678780, 6082414, 9357560, 12164828, 15206035, 24329656, 30412070, 60824140, 121648280]

約数ペア:

[(1, 121648280), (2, 60824140), (4, 30412070), (5, 24329656), (8, 15206035), (10, 12164828), (13, 9357560), (20, 6082414), (26, 4678780), (40, 3041207), (52, 2339390), (65, 1871512), (104, 1169695), (130, 935756), (260, 467878), (520, 233939)]