90820836

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{251}}^1$

素因数の和:326

約数の個数: 108

約数和(自身を含む): 253627920

約数和(自身を除く): 162807084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 251, 276, 342, 414, 437, 502, 529, 684, 753, 828, 874, 1004, 1058, 1311, 1506, 1587, 1748, 2116, 2259, 2622, 3012, 3174, 3933, 4518, 4761, 4769, 5244, 5773, 6348, 7866, 9036, 9522, 9538, 10051, 11546, 14307, 15732, 17319, 19044, 19076, 20102, 23092, 28614, 30153, 34638, 40204, 42921, 51957, 57228, 60306, 69276, 85842, 90459, 103914, 109687, 120612, 132779, 171684, 180918, 207828, 219374, 265558, 329061, 361836, 398337, 438748, 531116, 658122, 796674, 987183, 1195011, 1316244, 1593348, 1974366, 2390022, 2522801, 3948732, 4780044, 5045602, 7568403, 10091204, 15136806, 22705209, 30273612, 45410418, 90820836]

約数ペア:

[(1, 90820836), (2, 45410418), (3, 30273612), (4, 22705209), (6, 15136806), (9, 10091204), (12, 7568403), (18, 5045602), (19, 4780044), (23, 3948732), (36, 2522801), (38, 2390022), (46, 1974366), (57, 1593348), (69, 1316244), (76, 1195011), (92, 987183), (114, 796674), (138, 658122), (171, 531116), (207, 438748), (228, 398337), (251, 361836), (276, 329061), (342, 265558), (414, 219374), (437, 207828), (502, 180918), (529, 171684), (684, 132779), (753, 120612), (828, 109687), (874, 103914), (1004, 90459), (1058, 85842), (1311, 69276), (1506, 60306), (1587, 57228), (1748, 51957), (2116, 42921), (2259, 40204), (2622, 34638), (3012, 30153), (3174, 28614), (3933, 23092), (4518, 20102), (4761, 19076), (4769, 19044), (5244, 17319), (5773, 15732), (6348, 14307), (7866, 11546), (9036, 10051), (9522, 9538)]