161504700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{76907}}^1$

素因数の和:76931

約数の個数: 72

約数和(自身を含む): 534049152

約数和(自身を除く): 372544452

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, 76907, 153814, 230721, 307628, 384535, 461442, 538349, 769070, 922884, 1076698, 1153605, 1538140, 1615047, 1922675, 2153396, 2307210, 2691745, 3230094, 3845350, 4614420, 5383490, 5768025, 6460188, 7690700, 8075235, 10766980, 11536050, 13458725, 16150470, 23072100, 26917450, 32300940, 40376175, 53834900, 80752350, 161504700]

約数ペア:

[(1, 161504700), (2, 80752350), (3, 53834900), (4, 40376175), (5, 32300940), (6, 26917450), (7, 23072100), (10, 16150470), (12, 13458725), (14, 11536050), (15, 10766980), (20, 8075235), (21, 7690700), (25, 6460188), (28, 5768025), (30, 5383490), (35, 4614420), (42, 3845350), (50, 3230094), (60, 2691745), (70, 2307210), (75, 2153396), (84, 1922675), (100, 1615047), (105, 1538140), (140, 1153605), (150, 1076698), (175, 922884), (210, 769070), (300, 538349), (350, 461442), (420, 384535), (525, 307628), (700, 230721), (1050, 153814), (2100, 76907)]