87769980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3187}}^1$

素因数の和:3225

約数の個数: 120

約数和(自身を含む): 291625488

約数和(自身を除く): 203855508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 612, 765, 810, 918, 1020, 1377, 1530, 1620, 1836, 2295, 2754, 3060, 3187, 4590, 5508, 6374, 6885, 9180, 9561, 12748, 13770, 15935, 19122, 27540, 28683, 31870, 38244, 47805, 54179, 57366, 63740, 86049, 95610, 108358, 114732, 143415, 162537, 172098, 191220, 216716, 258147, 270895, 286830, 325074, 344196, 430245, 487611, 516294, 541790, 573660, 650148, 812685, 860490, 975222, 1032588, 1083580, 1290735, 1462833, 1625370, 1720980, 1950444, 2438055, 2581470, 2925666, 3250740, 4388499, 4876110, 5162940, 5851332, 7314165, 8776998, 9752220, 14628330, 17553996, 21942495, 29256660, 43884990, 87769980]

約数ペア:

[(1, 87769980), (2, 43884990), (3, 29256660), (4, 21942495), (5, 17553996), (6, 14628330), (9, 9752220), (10, 8776998), (12, 7314165), (15, 5851332), (17, 5162940), (18, 4876110), (20, 4388499), (27, 3250740), (30, 2925666), (34, 2581470), (36, 2438055), (45, 1950444), (51, 1720980), (54, 1625370), (60, 1462833), (68, 1290735), (81, 1083580), (85, 1032588), (90, 975222), (102, 860490), (108, 812685), (135, 650148), (153, 573660), (162, 541790), (170, 516294), (180, 487611), (204, 430245), (255, 344196), (270, 325074), (306, 286830), (324, 270895), (340, 258147), (405, 216716), (459, 191220), (510, 172098), (540, 162537), (612, 143415), (765, 114732), (810, 108358), (918, 95610), (1020, 86049), (1377, 63740), (1530, 57366), (1620, 54179), (1836, 47805), (2295, 38244), (2754, 31870), (3060, 28683), (3187, 27540), (4590, 19122), (5508, 15935), (6374, 13770), (6885, 12748), (9180, 9561)]