67250680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{521}}^1$

素因数の和:1000

約数の個数: 64

約数和(自身を含む): 173638080

約数和(自身を除く): 106387400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 461, 521, 922, 1042, 1844, 2084, 2305, 2605, 3227, 3647, 3688, 4168, 4610, 5210, 6454, 7294, 9220, 10420, 12908, 14588, 16135, 18235, 18440, 20840, 25816, 29176, 32270, 36470, 64540, 72940, 129080, 145880, 240181, 480362, 960724, 1200905, 1681267, 1921448, 2401810, 3362534, 4803620, 6725068, 8406335, 9607240, 13450136, 16812670, 33625340, 67250680]

約数ペア:

[(1, 67250680), (2, 33625340), (4, 16812670), (5, 13450136), (7, 9607240), (8, 8406335), (10, 6725068), (14, 4803620), (20, 3362534), (28, 2401810), (35, 1921448), (40, 1681267), (56, 1200905), (70, 960724), (140, 480362), (280, 240181), (461, 145880), (521, 129080), (922, 72940), (1042, 64540), (1844, 36470), (2084, 32270), (2305, 29176), (2605, 25816), (3227, 20840), (3647, 18440), (3688, 18235), (4168, 16135), (4610, 14588), (5210, 12908), (6454, 10420), (7294, 9220)]