15686460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:465

約数の個数: 120

約数和(自身を含む): 51470496

約数和(自身を除く): 35784036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 270, 276, 324, 345, 405, 414, 421, 460, 540, 621, 690, 810, 828, 842, 1035, 1242, 1263, 1380, 1620, 1684, 1863, 2070, 2105, 2484, 2526, 3105, 3726, 3789, 4140, 4210, 5052, 6210, 6315, 7452, 7578, 8420, 9315, 9683, 11367, 12420, 12630, 15156, 18630, 18945, 19366, 22734, 25260, 29049, 34101, 37260, 37890, 38732, 45468, 48415, 56835, 58098, 68202, 75780, 87147, 96830, 113670, 116196, 136404, 145245, 170505, 174294, 193660, 227340, 261441, 290490, 341010, 348588, 435735, 522882, 580980, 682020, 784323, 871470, 1045764, 1307205, 1568646, 1742940, 2614410, 3137292, 3921615, 5228820, 7843230, 15686460]

約数ペア:

[(1, 15686460), (2, 7843230), (3, 5228820), (4, 3921615), (5, 3137292), (6, 2614410), (9, 1742940), (10, 1568646), (12, 1307205), (15, 1045764), (18, 871470), (20, 784323), (23, 682020), (27, 580980), (30, 522882), (36, 435735), (45, 348588), (46, 341010), (54, 290490), (60, 261441), (69, 227340), (81, 193660), (90, 174294), (92, 170505), (108, 145245), (115, 136404), (135, 116196), (138, 113670), (162, 96830), (180, 87147), (207, 75780), (230, 68202), (270, 58098), (276, 56835), (324, 48415), (345, 45468), (405, 38732), (414, 37890), (421, 37260), (460, 34101), (540, 29049), (621, 25260), (690, 22734), (810, 19366), (828, 18945), (842, 18630), (1035, 15156), (1242, 12630), (1263, 12420), (1380, 11367), (1620, 9683), (1684, 9315), (1863, 8420), (2070, 7578), (2105, 7452), (2484, 6315), (2526, 6210), (3105, 5052), (3726, 4210), (3789, 4140)]