266289240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{317011}}^1$

素因数の和:317032

約数の個数: 64

約数和(自身を含む): 912994560

約数和(自身を除く): 646705320

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, 317011, 634022, 951033, 1268044, 1585055, 1902066, 2219077, 2536088, 3170110, 3804132, 4438154, 4755165, 6340220, 6657231, 7608264, 8876308, 9510330, 11095385, 12680440, 13314462, 17752616, 19020660, 22190770, 26628924, 33286155, 38041320, 44381540, 53257848, 66572310, 88763080, 133144620, 266289240]

約数ペア:

[(1, 266289240), (2, 133144620), (3, 88763080), (4, 66572310), (5, 53257848), (6, 44381540), (7, 38041320), (8, 33286155), (10, 26628924), (12, 22190770), (14, 19020660), (15, 17752616), (20, 13314462), (21, 12680440), (24, 11095385), (28, 9510330), (30, 8876308), (35, 7608264), (40, 6657231), (42, 6340220), (56, 4755165), (60, 4438154), (70, 3804132), (84, 3170110), (105, 2536088), (120, 2219077), (140, 1902066), (168, 1585055), (210, 1268044), (280, 951033), (420, 634022), (840, 317011)]