68138820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{42061}}^1$

素因数の和:42082

約数の個数: 60

約数和(自身を含む): 213759084

約数和(自身を除く): 145620264

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 42061, 84122, 126183, 168244, 210305, 252366, 378549, 420610, 504732, 630915, 757098, 841220, 1135647, 1261830, 1514196, 1892745, 2271294, 2523660, 3406941, 3785490, 4542588, 5678235, 6813882, 7570980, 11356470, 13627764, 17034705, 22712940, 34069410, 68138820]

約数ペア:

[(1, 68138820), (2, 34069410), (3, 22712940), (4, 17034705), (5, 13627764), (6, 11356470), (9, 7570980), (10, 6813882), (12, 5678235), (15, 4542588), (18, 3785490), (20, 3406941), (27, 2523660), (30, 2271294), (36, 1892745), (45, 1514196), (54, 1261830), (60, 1135647), (81, 841220), (90, 757098), (108, 630915), (135, 504732), (162, 420610), (180, 378549), (270, 252366), (324, 210305), (405, 168244), (540, 126183), (810, 84122), (1620, 42061)]