207372690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{109721}}^1$

素因数の和:109744

約数の個数: 64

約数和(自身を含む): 631998720

約数和(自身を除く): 424626030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 109721, 219442, 329163, 548605, 658326, 768047, 987489, 1097210, 1536094, 1645815, 1974978, 2304141, 2962467, 3291630, 3840235, 4608282, 4937445, 5924934, 6912423, 7680470, 9874890, 11520705, 13824846, 14812335, 20737269, 23041410, 29624670, 34562115, 41474538, 69124230, 103686345, 207372690]

約数ペア:

[(1, 207372690), (2, 103686345), (3, 69124230), (5, 41474538), (6, 34562115), (7, 29624670), (9, 23041410), (10, 20737269), (14, 14812335), (15, 13824846), (18, 11520705), (21, 9874890), (27, 7680470), (30, 6912423), (35, 5924934), (42, 4937445), (45, 4608282), (54, 3840235), (63, 3291630), (70, 2962467), (90, 2304141), (105, 1974978), (126, 1645815), (135, 1536094), (189, 1097210), (210, 987489), (270, 768047), (315, 658326), (378, 548605), (630, 329163), (945, 219442), (1890, 109721)]