206815560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{246209}}^1$

素因数の和:246230

約数の個数: 64

約数和(自身を含む): 709084800

約数和(自身を除く): 502269240

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, 246209, 492418, 738627, 984836, 1231045, 1477254, 1723463, 1969672, 2462090, 2954508, 3446926, 3693135, 4924180, 5170389, 5909016, 6893852, 7386270, 8617315, 9848360, 10340778, 13787704, 14772540, 17234630, 20681556, 25851945, 29545080, 34469260, 41363112, 51703890, 68938520, 103407780, 206815560]

約数ペア:

[(1, 206815560), (2, 103407780), (3, 68938520), (4, 51703890), (5, 41363112), (6, 34469260), (7, 29545080), (8, 25851945), (10, 20681556), (12, 17234630), (14, 14772540), (15, 13787704), (20, 10340778), (21, 9848360), (24, 8617315), (28, 7386270), (30, 6893852), (35, 5909016), (40, 5170389), (42, 4924180), (56, 3693135), (60, 3446926), (70, 2954508), (84, 2462090), (105, 1969672), (120, 1723463), (140, 1477254), (168, 1231045), (210, 984836), (280, 738627), (420, 492418), (840, 246209)]