256410176

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{379}}^1$

素因数の和:464

約数の個数: 84

約数和(自身を含む): 575066160

約数和(自身を除く): 318655984

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 176, 248, 341, 352, 379, 496, 682, 704, 758, 961, 992, 1364, 1516, 1922, 1984, 2728, 3032, 3844, 4169, 5456, 6064, 7688, 8338, 10571, 10912, 11749, 12128, 15376, 16676, 21142, 21824, 23498, 24256, 30752, 33352, 42284, 46996, 61504, 66704, 84568, 93992, 129239, 133408, 169136, 187984, 258478, 266816, 338272, 364219, 375968, 516956, 676544, 728438, 751936, 1033912, 1456876, 2067824, 2913752, 4006409, 4135648, 5827504, 8012818, 8271296, 11655008, 16025636, 23310016, 32051272, 64102544, 128205088, 256410176]

約数ペア:

[(1, 256410176), (2, 128205088), (4, 64102544), (8, 32051272), (11, 23310016), (16, 16025636), (22, 11655008), (31, 8271296), (32, 8012818), (44, 5827504), (62, 4135648), (64, 4006409), (88, 2913752), (124, 2067824), (176, 1456876), (248, 1033912), (341, 751936), (352, 728438), (379, 676544), (496, 516956), (682, 375968), (704, 364219), (758, 338272), (961, 266816), (992, 258478), (1364, 187984), (1516, 169136), (1922, 133408), (1984, 129239), (2728, 93992), (3032, 84568), (3844, 66704), (4169, 61504), (5456, 46996), (6064, 42284), (7688, 33352), (8338, 30752), (10571, 24256), (10912, 23498), (11749, 21824), (12128, 21142), (15376, 16676)]