329661440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 132

約数和(自身を含む): 829329768

約数和(自身を除く): 499668328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 67, 80, 124, 128, 134, 155, 160, 248, 256, 268, 310, 320, 335, 496, 512, 536, 620, 640, 670, 961, 992, 1024, 1072, 1240, 1280, 1340, 1922, 1984, 2077, 2144, 2480, 2560, 2680, 3844, 3968, 4154, 4288, 4805, 4960, 5120, 5360, 7688, 7936, 8308, 8576, 9610, 9920, 10385, 10720, 15376, 15872, 16616, 17152, 19220, 19840, 20770, 21440, 30752, 31744, 33232, 34304, 38440, 39680, 41540, 42880, 61504, 64387, 66464, 68608, 76880, 79360, 83080, 85760, 123008, 128774, 132928, 153760, 158720, 166160, 171520, 246016, 257548, 265856, 307520, 321935, 332320, 343040, 492032, 515096, 531712, 615040, 643870, 664640, 984064, 1030192, 1063424, 1230080, 1287740, 1329280, 2060384, 2126848, 2460160, 2575480, 2658560, 4120768, 4920320, 5150960, 5317120, 8241536, 10301920, 10634240, 16483072, 20603840, 32966144, 41207680, 65932288, 82415360, 164830720, 329661440]

約数ペア:

[(1, 329661440), (2, 164830720), (4, 82415360), (5, 65932288), (8, 41207680), (10, 32966144), (16, 20603840), (20, 16483072), (31, 10634240), (32, 10301920), (40, 8241536), (62, 5317120), (64, 5150960), (67, 4920320), (80, 4120768), (124, 2658560), (128, 2575480), (134, 2460160), (155, 2126848), (160, 2060384), (248, 1329280), (256, 1287740), (268, 1230080), (310, 1063424), (320, 1030192), (335, 984064), (496, 664640), (512, 643870), (536, 615040), (620, 531712), (640, 515096), (670, 492032), (961, 343040), (992, 332320), (1024, 321935), (1072, 307520), (1240, 265856), (1280, 257548), (1340, 246016), (1922, 171520), (1984, 166160), (2077, 158720), (2144, 153760), (2480, 132928), (2560, 128774), (2680, 123008), (3844, 85760), (3968, 83080), (4154, 79360), (4288, 76880), (4805, 68608), (4960, 66464), (5120, 64387), (5360, 61504), (7688, 42880), (7936, 41540), (8308, 39680), (8576, 38440), (9610, 34304), (9920, 33232), (10385, 31744), (10720, 30752), (15376, 21440), (15872, 20770), (16616, 19840), (17152, 19220)]