287538120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{266239}}^1$

素因数の和:266259

約数の個数: 64

約数和(自身を含む): 958464000

約数和(自身を除く): 670925880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 266239, 532478, 798717, 1064956, 1331195, 1597434, 2129912, 2396151, 2662390, 3194868, 3993585, 4792302, 5324780, 6389736, 7188453, 7987170, 9584604, 10649560, 11980755, 14376906, 15974340, 19169208, 23961510, 28753812, 31948680, 35942265, 47923020, 57507624, 71884530, 95846040, 143769060, 287538120]

約数ペア:

[(1, 287538120), (2, 143769060), (3, 95846040), (4, 71884530), (5, 57507624), (6, 47923020), (8, 35942265), (9, 31948680), (10, 28753812), (12, 23961510), (15, 19169208), (18, 15974340), (20, 14376906), (24, 11980755), (27, 10649560), (30, 9584604), (36, 7987170), (40, 7188453), (45, 6389736), (54, 5324780), (60, 4792302), (72, 3993585), (90, 3194868), (108, 2662390), (120, 2396151), (135, 2129912), (180, 1597434), (216, 1331195), (270, 1064956), (360, 798717), (540, 532478), (1080, 266239)]