206871960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{1319}}^1$

素因数の和:2640

約数の個数: 64

約数和(自身を含む): 621561600

約数和(自身を除く): 414689640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1307, 1319, 2614, 2638, 3921, 3957, 5228, 5276, 6535, 6595, 7842, 7914, 10456, 10552, 13070, 13190, 15684, 15828, 19605, 19785, 26140, 26380, 31368, 31656, 39210, 39570, 52280, 52760, 78420, 79140, 156840, 158280, 1723933, 3447866, 5171799, 6895732, 8619665, 10343598, 13791464, 17239330, 20687196, 25858995, 34478660, 41374392, 51717990, 68957320, 103435980, 206871960]

約数ペア:

[(1, 206871960), (2, 103435980), (3, 68957320), (4, 51717990), (5, 41374392), (6, 34478660), (8, 25858995), (10, 20687196), (12, 17239330), (15, 13791464), (20, 10343598), (24, 8619665), (30, 6895732), (40, 5171799), (60, 3447866), (120, 1723933), (1307, 158280), (1319, 156840), (2614, 79140), (2638, 78420), (3921, 52760), (3957, 52280), (5228, 39570), (5276, 39210), (6535, 31656), (6595, 31368), (7842, 26380), (7914, 26140), (10456, 19785), (10552, 19605), (13070, 15828), (13190, 15684)]