206951640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{246371}}^1$

素因数の和:246392

約数の個数: 64

約数和(自身を含む): 709551360

約数和(自身を除く): 502599720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 246371, 492742, 739113, 985484, 1231855, 1478226, 1724597, 1970968, 2463710, 2956452, 3449194, 3695565, 4927420, 5173791, 5912904, 6898388, 7391130, 8622985, 9854840, 10347582, 13796776, 14782260, 17245970, 20695164, 25868955, 29564520, 34491940, 41390328, 51737910, 68983880, 103475820, 206951640]

約数ペア:

[(1, 206951640), (2, 103475820), (3, 68983880), (4, 51737910), (5, 41390328), (6, 34491940), (7, 29564520), (8, 25868955), (10, 20695164), (12, 17245970), (14, 14782260), (15, 13796776), (20, 10347582), (21, 9854840), (24, 8622985), (28, 7391130), (30, 6898388), (35, 5912904), (40, 5173791), (42, 4927420), (56, 3695565), (60, 3449194), (70, 2956452), (84, 2463710), (105, 1970968), (120, 1724597), (140, 1478226), (168, 1231855), (210, 985484), (280, 739113), (420, 492742), (840, 246371)]