307941900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{146639}}^1$

素因数の和:146663

約数の個数: 72

約数和(自身を含む): 1018268160

約数和(自身を除く): 710326260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 146639, 293278, 439917, 586556, 733195, 879834, 1026473, 1466390, 1759668, 2052946, 2199585, 2932780, 3079419, 3665975, 4105892, 4399170, 5132365, 6158838, 7331950, 8798340, 10264730, 10997925, 12317676, 14663900, 15397095, 20529460, 21995850, 25661825, 30794190, 43991700, 51323650, 61588380, 76985475, 102647300, 153970950, 307941900]

約数ペア:

[(1, 307941900), (2, 153970950), (3, 102647300), (4, 76985475), (5, 61588380), (6, 51323650), (7, 43991700), (10, 30794190), (12, 25661825), (14, 21995850), (15, 20529460), (20, 15397095), (21, 14663900), (25, 12317676), (28, 10997925), (30, 10264730), (35, 8798340), (42, 7331950), (50, 6158838), (60, 5132365), (70, 4399170), (75, 4105892), (84, 3665975), (100, 3079419), (105, 2932780), (140, 2199585), (150, 2052946), (175, 1759668), (210, 1466390), (300, 1026473), (350, 879834), (420, 733195), (525, 586556), (700, 439917), (1050, 293278), (2100, 146639)]