257959080

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{26539}}^1$

素因数の和:26565

約数の個数: 96

約数和(自身を含む): 869450400

約数和(自身を除く): 611491320

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, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 26539, 53078, 79617, 106156, 132695, 159234, 212312, 238851, 265390, 318468, 398085, 477702, 530780, 636936, 716553, 796170, 955404, 1061560, 1194255, 1433106, 1592340, 1910808, 2149659, 2388510, 2866212, 3184680, 3582765, 4299318, 4777020, 5732424, 6448977, 7165530, 8598636, 9554040, 10748295, 12897954, 14331060, 17197272, 21496590, 25795908, 28662120, 32244885, 42993180, 51591816, 64489770, 85986360, 128979540, 257959080]

約数ペア:

[(1, 257959080), (2, 128979540), (3, 85986360), (4, 64489770), (5, 51591816), (6, 42993180), (8, 32244885), (9, 28662120), (10, 25795908), (12, 21496590), (15, 17197272), (18, 14331060), (20, 12897954), (24, 10748295), (27, 9554040), (30, 8598636), (36, 7165530), (40, 6448977), (45, 5732424), (54, 4777020), (60, 4299318), (72, 3582765), (81, 3184680), (90, 2866212), (108, 2388510), (120, 2149659), (135, 1910808), (162, 1592340), (180, 1433106), (216, 1194255), (243, 1061560), (270, 955404), (324, 796170), (360, 716553), (405, 636936), (486, 530780), (540, 477702), (648, 398085), (810, 318468), (972, 265390), (1080, 238851), (1215, 212312), (1620, 159234), (1944, 132695), (2430, 106156), (3240, 79617), (4860, 53078), (9720, 26539)]