138918900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{27239}}^1$

素因数の和:27273

約数の個数: 72

約数和(自身を含む): 425597760

約数和(自身を除く): 286678860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 5100, 27239, 54478, 81717, 108956, 136195, 163434, 272390, 326868, 408585, 463063, 544780, 680975, 817170, 926126, 1361950, 1389189, 1634340, 1852252, 2042925, 2315315, 2723900, 2778378, 4085850, 4630630, 5556756, 6945945, 8171700, 9261260, 11576575, 13891890, 23153150, 27783780, 34729725, 46306300, 69459450, 138918900]

約数ペア:

[(1, 138918900), (2, 69459450), (3, 46306300), (4, 34729725), (5, 27783780), (6, 23153150), (10, 13891890), (12, 11576575), (15, 9261260), (17, 8171700), (20, 6945945), (25, 5556756), (30, 4630630), (34, 4085850), (50, 2778378), (51, 2723900), (60, 2315315), (68, 2042925), (75, 1852252), (85, 1634340), (100, 1389189), (102, 1361950), (150, 926126), (170, 817170), (204, 680975), (255, 544780), (300, 463063), (340, 408585), (425, 326868), (510, 272390), (850, 163434), (1020, 136195), (1275, 108956), (1700, 81717), (2550, 54478), (5100, 27239)]