66638928

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:940

約数の個数: 80

約数和(自身を含む): 183470400

約数和(自身を除く): 116831472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 89, 114, 152, 178, 228, 267, 304, 356, 456, 534, 712, 821, 912, 1068, 1424, 1642, 1691, 2136, 2463, 3284, 3382, 4272, 4926, 5073, 6568, 6764, 9852, 10146, 13136, 13528, 15599, 19704, 20292, 27056, 31198, 39408, 40584, 46797, 62396, 73069, 81168, 93594, 124792, 146138, 187188, 219207, 249584, 292276, 374376, 438414, 584552, 748752, 876828, 1169104, 1388311, 1753656, 2776622, 3507312, 4164933, 5553244, 8329866, 11106488, 16659732, 22212976, 33319464, 66638928]

約数ペア:

[(1, 66638928), (2, 33319464), (3, 22212976), (4, 16659732), (6, 11106488), (8, 8329866), (12, 5553244), (16, 4164933), (19, 3507312), (24, 2776622), (38, 1753656), (48, 1388311), (57, 1169104), (76, 876828), (89, 748752), (114, 584552), (152, 438414), (178, 374376), (228, 292276), (267, 249584), (304, 219207), (356, 187188), (456, 146138), (534, 124792), (712, 93594), (821, 81168), (912, 73069), (1068, 62396), (1424, 46797), (1642, 40584), (1691, 39408), (2136, 31198), (2463, 27056), (3284, 20292), (3382, 19704), (4272, 15599), (4926, 13528), (5073, 13136), (6568, 10146), (6764, 9852)]