265256264

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 653721600

約数和(自身を除く): 388465336

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 127, 133, 151, 152, 182, 247, 254, 266, 302, 364, 494, 508, 532, 604, 728, 889, 988, 1016, 1057, 1064, 1208, 1651, 1729, 1778, 1963, 1976, 2114, 2413, 2869, 3302, 3458, 3556, 3926, 4228, 4826, 5738, 6604, 6916, 7112, 7852, 8456, 9652, 11476, 11557, 13208, 13741, 13832, 15704, 16891, 19177, 19304, 20083, 22952, 23114, 27482, 31369, 33782, 37297, 38354, 40166, 46228, 54964, 62738, 67564, 74594, 76708, 80332, 92456, 109928, 125476, 134239, 135128, 149188, 153416, 160664, 219583, 249301, 250952, 261079, 268478, 298376, 364363, 439166, 498602, 522158, 536956, 728726, 878332, 997204, 1044316, 1073912, 1457452, 1745107, 1756664, 1994408, 2088632, 2550541, 2914904, 3490214, 4736719, 5101082, 6980428, 9473438, 10202164, 13960856, 18946876, 20404328, 33157033, 37893752, 66314066, 132628132, 265256264]

約数ペア:

[(1, 265256264), (2, 132628132), (4, 66314066), (7, 37893752), (8, 33157033), (13, 20404328), (14, 18946876), (19, 13960856), (26, 10202164), (28, 9473438), (38, 6980428), (52, 5101082), (56, 4736719), (76, 3490214), (91, 2914904), (104, 2550541), (127, 2088632), (133, 1994408), (151, 1756664), (152, 1745107), (182, 1457452), (247, 1073912), (254, 1044316), (266, 997204), (302, 878332), (364, 728726), (494, 536956), (508, 522158), (532, 498602), (604, 439166), (728, 364363), (889, 298376), (988, 268478), (1016, 261079), (1057, 250952), (1064, 249301), (1208, 219583), (1651, 160664), (1729, 153416), (1778, 149188), (1963, 135128), (1976, 134239), (2114, 125476), (2413, 109928), (2869, 92456), (3302, 80332), (3458, 76708), (3556, 74594), (3926, 67564), (4228, 62738), (4826, 54964), (5738, 46228), (6604, 40166), (6916, 38354), (7112, 37297), (7852, 33782), (8456, 31369), (9652, 27482), (11476, 23114), (11557, 22952), (13208, 20083), (13741, 19304), (13832, 19177), (15704, 16891)]