149671725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 290918880

約数和(自身を除く): 141247155

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 139, 147, 175, 245, 293, 417, 525, 695, 735, 879, 973, 1225, 1465, 2051, 2085, 2919, 3475, 3675, 4395, 4865, 6153, 6811, 7325, 10255, 10425, 14357, 14595, 20433, 21975, 24325, 30765, 34055, 40727, 43071, 51275, 71785, 72975, 102165, 122181, 153825, 170275, 203635, 215355, 285089, 358925, 510825, 610905, 855267, 1018175, 1076775, 1425445, 1995623, 3054525, 4276335, 5986869, 7127225, 9978115, 21381675, 29934345, 49890575, 149671725]

約数ペア:

[(1, 149671725), (3, 49890575), (5, 29934345), (7, 21381675), (15, 9978115), (21, 7127225), (25, 5986869), (35, 4276335), (49, 3054525), (75, 1995623), (105, 1425445), (139, 1076775), (147, 1018175), (175, 855267), (245, 610905), (293, 510825), (417, 358925), (525, 285089), (695, 215355), (735, 203635), (879, 170275), (973, 153825), (1225, 122181), (1465, 102165), (2051, 72975), (2085, 71785), (2919, 51275), (3475, 43071), (3675, 40727), (4395, 34055), (4865, 30765), (6153, 24325), (6811, 21975), (7325, 20433), (10255, 14595), (10425, 14357)]