64131720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{534431}}^1$

素因数の和:534445

約数の個数: 32

約数和(自身を含む): 192395520

約数和(自身を除く): 128263800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 534431, 1068862, 1603293, 2137724, 2672155, 3206586, 4275448, 5344310, 6413172, 8016465, 10688620, 12826344, 16032930, 21377240, 32065860, 64131720]

約数ペア:

[(1, 64131720), (2, 32065860), (3, 21377240), (4, 16032930), (5, 12826344), (6, 10688620), (8, 8016465), (10, 6413172), (12, 5344310), (15, 4275448), (20, 3206586), (24, 2672155), (30, 2137724), (40, 1603293), (60, 1068862), (120, 534431)]