19208100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1489}}^1$

素因数の和:1549

約数の個数: 72

約数和(自身を含む): 56906080

約数和(自身を除く): 37697980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 1075, 1290, 1489, 2150, 2580, 2978, 3225, 4300, 4467, 5956, 6450, 7445, 8934, 12900, 14890, 17868, 22335, 29780, 37225, 44670, 64027, 74450, 89340, 111675, 128054, 148900, 192081, 223350, 256108, 320135, 384162, 446700, 640270, 768324, 960405, 1280540, 1600675, 1920810, 3201350, 3841620, 4802025, 6402700, 9604050, 19208100]

約数ペア:

[(1, 19208100), (2, 9604050), (3, 6402700), (4, 4802025), (5, 3841620), (6, 3201350), (10, 1920810), (12, 1600675), (15, 1280540), (20, 960405), (25, 768324), (30, 640270), (43, 446700), (50, 384162), (60, 320135), (75, 256108), (86, 223350), (100, 192081), (129, 148900), (150, 128054), (172, 111675), (215, 89340), (258, 74450), (300, 64027), (430, 44670), (516, 37225), (645, 29780), (860, 22335), (1075, 17868), (1290, 14890), (1489, 12900), (2150, 8934), (2580, 7445), (2978, 6450), (3225, 5956), (4300, 4467)]