128217984

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{10771}}^1$

素因数の和:10819

約数の個数: 64

約数和(自身を含む): 351598080

約数和(自身を除く): 223380096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1984, 2976, 3968, 5952, 10771, 11904, 21542, 32313, 43084, 64626, 86168, 129252, 172336, 258504, 333901, 344672, 517008, 667802, 689344, 1001703, 1034016, 1335604, 1378688, 2003406, 2068032, 2671208, 4006812, 4136064, 5342416, 8013624, 10684832, 16027248, 21369664, 32054496, 42739328, 64108992, 128217984]

約数ペア:

[(1, 128217984), (2, 64108992), (3, 42739328), (4, 32054496), (6, 21369664), (8, 16027248), (12, 10684832), (16, 8013624), (24, 5342416), (31, 4136064), (32, 4006812), (48, 2671208), (62, 2068032), (64, 2003406), (93, 1378688), (96, 1335604), (124, 1034016), (128, 1001703), (186, 689344), (192, 667802), (248, 517008), (372, 344672), (384, 333901), (496, 258504), (744, 172336), (992, 129252), (1488, 86168), (1984, 64626), (2976, 43084), (3968, 32313), (5952, 21542), (10771, 11904)]