276581344

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:492

約数の個数: 72

約数和(自身を含む): 594896400

約数和(自身を除く): 318315056

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 199, 208, 257, 338, 398, 416, 514, 676, 796, 1028, 1352, 1592, 2056, 2587, 2704, 3184, 3341, 4112, 5174, 5408, 6368, 6682, 8224, 10348, 13364, 20696, 26728, 33631, 41392, 43433, 51143, 53456, 67262, 82784, 86866, 102286, 106912, 134524, 173732, 204572, 269048, 347464, 409144, 538096, 664859, 694928, 818288, 1076192, 1329718, 1389856, 1636576, 2659436, 5318872, 8643167, 10637744, 17286334, 21275488, 34572668, 69145336, 138290672, 276581344]

約数ペア:

[(1, 276581344), (2, 138290672), (4, 69145336), (8, 34572668), (13, 21275488), (16, 17286334), (26, 10637744), (32, 8643167), (52, 5318872), (104, 2659436), (169, 1636576), (199, 1389856), (208, 1329718), (257, 1076192), (338, 818288), (398, 694928), (416, 664859), (514, 538096), (676, 409144), (796, 347464), (1028, 269048), (1352, 204572), (1592, 173732), (2056, 134524), (2587, 106912), (2704, 102286), (3184, 86866), (3341, 82784), (4112, 67262), (5174, 53456), (5408, 51143), (6368, 43433), (6682, 41392), (8224, 33631), (10348, 26728), (13364, 20696)]