349520940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{647261}}^1$

素因数の和:647279

約数の個数: 48

約数和(自身を含む): 1087400160

約数和(自身を除く): 737879220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 647261, 1294522, 1941783, 2589044, 3236305, 3883566, 5825349, 6472610, 7767132, 9708915, 11650698, 12945220, 17476047, 19417830, 23301396, 29126745, 34952094, 38835660, 58253490, 69904188, 87380235, 116506980, 174760470, 349520940]

約数ペア:

[(1, 349520940), (2, 174760470), (3, 116506980), (4, 87380235), (5, 69904188), (6, 58253490), (9, 38835660), (10, 34952094), (12, 29126745), (15, 23301396), (18, 19417830), (20, 17476047), (27, 12945220), (30, 11650698), (36, 9708915), (45, 7767132), (54, 6472610), (60, 5825349), (90, 3883566), (108, 3236305), (135, 2589044), (180, 1941783), (270, 1294522), (540, 647261)]