256148288

素因数分解:

$2^6\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:173

約数の個数: 112

約数和(自身を含む): 583070208

約数和(自身を除く): 326921920

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 97, 121, 124, 176, 194, 242, 248, 341, 352, 388, 484, 496, 682, 704, 776, 968, 992, 1067, 1331, 1364, 1552, 1936, 1984, 2134, 2662, 2728, 3007, 3104, 3751, 3872, 4268, 5324, 5456, 6014, 6208, 7502, 7744, 8536, 10648, 10912, 11737, 12028, 15004, 17072, 21296, 21824, 23474, 24056, 30008, 33077, 34144, 41261, 42592, 46948, 48112, 60016, 66154, 68288, 82522, 85184, 93896, 96224, 120032, 129107, 132308, 165044, 187792, 192448, 240064, 258214, 264616, 330088, 363847, 375584, 516428, 529232, 660176, 727694, 751168, 1032856, 1058464, 1320352, 1455388, 2065712, 2116928, 2640704, 2910776, 4002317, 4131424, 5821552, 8004634, 8262848, 11643104, 16009268, 23286208, 32018536, 64037072, 128074144, 256148288]

約数ペア:

[(1, 256148288), (2, 128074144), (4, 64037072), (8, 32018536), (11, 23286208), (16, 16009268), (22, 11643104), (31, 8262848), (32, 8004634), (44, 5821552), (62, 4131424), (64, 4002317), (88, 2910776), (97, 2640704), (121, 2116928), (124, 2065712), (176, 1455388), (194, 1320352), (242, 1058464), (248, 1032856), (341, 751168), (352, 727694), (388, 660176), (484, 529232), (496, 516428), (682, 375584), (704, 363847), (776, 330088), (968, 264616), (992, 258214), (1067, 240064), (1331, 192448), (1364, 187792), (1552, 165044), (1936, 132308), (1984, 129107), (2134, 120032), (2662, 96224), (2728, 93896), (3007, 85184), (3104, 82522), (3751, 68288), (3872, 66154), (4268, 60016), (5324, 48112), (5456, 46948), (6014, 42592), (6208, 41261), (7502, 34144), (7744, 33077), (8536, 30008), (10648, 24056), (10912, 23474), (11737, 21824), (12028, 21296), (15004, 17072)]