254143440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{117659}}^1$

素因数の和:117681

約数の個数: 80

約数和(自身を含む): 875390400

約数和(自身を除く): 621246960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 117659, 235318, 352977, 470636, 588295, 705954, 941272, 1058931, 1176590, 1411908, 1764885, 1882544, 2117862, 2353180, 2823816, 3176793, 3529770, 4235724, 4706360, 5294655, 5647632, 6353586, 7059540, 8471448, 9412720, 10589310, 12707172, 14119080, 15883965, 16942896, 21178620, 25414344, 28238160, 31767930, 42357240, 50828688, 63535860, 84714480, 127071720, 254143440]

約数ペア:

[(1, 254143440), (2, 127071720), (3, 84714480), (4, 63535860), (5, 50828688), (6, 42357240), (8, 31767930), (9, 28238160), (10, 25414344), (12, 21178620), (15, 16942896), (16, 15883965), (18, 14119080), (20, 12707172), (24, 10589310), (27, 9412720), (30, 8471448), (36, 7059540), (40, 6353586), (45, 5647632), (48, 5294655), (54, 4706360), (60, 4235724), (72, 3529770), (80, 3176793), (90, 2823816), (108, 2353180), (120, 2117862), (135, 1882544), (144, 1764885), (180, 1411908), (216, 1176590), (240, 1058931), (270, 941272), (360, 705954), (432, 588295), (540, 470636), (720, 352977), (1080, 235318), (2160, 117659)]