222446000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{15889}}^1$

素因数の和:15919

約数の個数: 80

約数和(自身を含む): 614752320

約数和(自身を除く): 392306320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2800, 3500, 7000, 14000, 15889, 31778, 63556, 79445, 111223, 127112, 158890, 222446, 254224, 317780, 397225, 444892, 556115, 635560, 794450, 889784, 1112230, 1271120, 1588900, 1779568, 1986125, 2224460, 2780575, 3177800, 3972250, 4448920, 5561150, 6355600, 7944500, 8897840, 11122300, 13902875, 15889000, 22244600, 27805750, 31778000, 44489200, 55611500, 111223000, 222446000]

約数ペア:

[(1, 222446000), (2, 111223000), (4, 55611500), (5, 44489200), (7, 31778000), (8, 27805750), (10, 22244600), (14, 15889000), (16, 13902875), (20, 11122300), (25, 8897840), (28, 7944500), (35, 6355600), (40, 5561150), (50, 4448920), (56, 3972250), (70, 3177800), (80, 2780575), (100, 2224460), (112, 1986125), (125, 1779568), (140, 1588900), (175, 1271120), (200, 1112230), (250, 889784), (280, 794450), (350, 635560), (400, 556115), (500, 444892), (560, 397225), (700, 317780), (875, 254224), (1000, 222446), (1400, 158890), (1750, 127112), (2000, 111223), (2800, 79445), (3500, 63556), (7000, 31778), (14000, 15889)]