128571180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{24077}}^1$

素因数の和:24178

約数の個数: 48

約数和(自身を含む): 364059360

約数和(自身を除く): 235488180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 24077, 48154, 72231, 96308, 120385, 144462, 240770, 288924, 361155, 481540, 722310, 1444620, 2142853, 4285706, 6428559, 8571412, 10714265, 12857118, 21428530, 25714236, 32142795, 42857060, 64285590, 128571180]

約数ペア:

[(1, 128571180), (2, 64285590), (3, 42857060), (4, 32142795), (5, 25714236), (6, 21428530), (10, 12857118), (12, 10714265), (15, 8571412), (20, 6428559), (30, 4285706), (60, 2142853), (89, 1444620), (178, 722310), (267, 481540), (356, 361155), (445, 288924), (534, 240770), (890, 144462), (1068, 120385), (1335, 96308), (1780, 72231), (2670, 48154), (5340, 24077)]