264280940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{15601}}^1$

素因数の和:15639

約数の個数: 72

約数和(自身を含む): 697222176

約数和(自身を除く): 432941236

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 15601, 16940, 31202, 62404, 78005, 109207, 156010, 171611, 218414, 312020, 343222, 436828, 546035, 686444, 858055, 1092070, 1201277, 1716110, 1887721, 2184140, 2402554, 3432220, 3775442, 4805108, 6006385, 7550884, 9438605, 12012770, 13214047, 18877210, 24025540, 26428094, 37754420, 52856188, 66070235, 132140470, 264280940]

約数ペア:

[(1, 264280940), (2, 132140470), (4, 66070235), (5, 52856188), (7, 37754420), (10, 26428094), (11, 24025540), (14, 18877210), (20, 13214047), (22, 12012770), (28, 9438605), (35, 7550884), (44, 6006385), (55, 4805108), (70, 3775442), (77, 3432220), (110, 2402554), (121, 2184140), (140, 1887721), (154, 1716110), (220, 1201277), (242, 1092070), (308, 858055), (385, 686444), (484, 546035), (605, 436828), (770, 343222), (847, 312020), (1210, 218414), (1540, 171611), (1694, 156010), (2420, 109207), (3388, 78005), (4235, 62404), (8470, 31202), (15601, 16940)]