27744780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{9437}}^1$

素因数の和:9463

約数の個数: 72

約数和(自身を含む): 90378288

約数和(自身を除く): 62633508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 9437, 18874, 28311, 37748, 47185, 56622, 66059, 94370, 113244, 132118, 141555, 188740, 198177, 264236, 283110, 330295, 396354, 462413, 566220, 660590, 792708, 924826, 990885, 1321180, 1387239, 1849652, 1981770, 2312065, 2774478, 3963540, 4624130, 5548956, 6936195, 9248260, 13872390, 27744780]

約数ペア:

[(1, 27744780), (2, 13872390), (3, 9248260), (4, 6936195), (5, 5548956), (6, 4624130), (7, 3963540), (10, 2774478), (12, 2312065), (14, 1981770), (15, 1849652), (20, 1387239), (21, 1321180), (28, 990885), (30, 924826), (35, 792708), (42, 660590), (49, 566220), (60, 462413), (70, 396354), (84, 330295), (98, 283110), (105, 264236), (140, 198177), (147, 188740), (196, 141555), (210, 132118), (245, 113244), (294, 94370), (420, 66059), (490, 56622), (588, 47185), (735, 37748), (980, 28311), (1470, 18874), (2940, 9437)]