266545210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:415

約数の個数: 64

約数和(自身を含む): 522547200

約数和(自身を除く): 256001990

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 89, 158, 170, 178, 223, 395, 445, 446, 790, 890, 1115, 1343, 1513, 2230, 2686, 3026, 3791, 6715, 7031, 7565, 7582, 13430, 14062, 15130, 17617, 18955, 19847, 35155, 35234, 37910, 39694, 70310, 88085, 99235, 119527, 176170, 198470, 239054, 299489, 337399, 597635, 598978, 674798, 1195270, 1497445, 1567913, 1686995, 2994890, 3135826, 3373990, 7839565, 15679130, 26654521, 53309042, 133272605, 266545210]

約数ペア:

[(1, 266545210), (2, 133272605), (5, 53309042), (10, 26654521), (17, 15679130), (34, 7839565), (79, 3373990), (85, 3135826), (89, 2994890), (158, 1686995), (170, 1567913), (178, 1497445), (223, 1195270), (395, 674798), (445, 598978), (446, 597635), (790, 337399), (890, 299489), (1115, 239054), (1343, 198470), (1513, 176170), (2230, 119527), (2686, 99235), (3026, 88085), (3791, 70310), (6715, 39694), (7031, 37910), (7565, 35234), (7582, 35155), (13430, 19847), (14062, 18955), (15130, 17617)]