126881920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:366

約数の個数: 128

約数和(自身を含む): 337089600

約数和(自身を除く): 210207680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 67, 80, 88, 110, 128, 134, 160, 176, 220, 268, 269, 320, 335, 352, 440, 536, 538, 640, 670, 704, 737, 880, 1072, 1076, 1340, 1345, 1408, 1474, 1760, 2144, 2152, 2680, 2690, 2948, 2959, 3520, 3685, 4288, 4304, 5360, 5380, 5896, 5918, 7040, 7370, 8576, 8608, 10720, 10760, 11792, 11836, 14740, 14795, 17216, 18023, 21440, 21520, 23584, 23672, 29480, 29590, 34432, 36046, 42880, 43040, 47168, 47344, 58960, 59180, 72092, 86080, 90115, 94336, 94688, 117920, 118360, 144184, 172160, 180230, 189376, 198253, 235840, 236720, 288368, 360460, 378752, 396506, 471680, 473440, 576736, 720920, 793012, 946880, 991265, 1153472, 1441840, 1586024, 1893760, 1982530, 2306944, 2883680, 3172048, 3965060, 5767360, 6344096, 7930120, 11534720, 12688192, 15860240, 25376384, 31720480, 63440960, 126881920]

約数ペア:

[(1, 126881920), (2, 63440960), (4, 31720480), (5, 25376384), (8, 15860240), (10, 12688192), (11, 11534720), (16, 7930120), (20, 6344096), (22, 5767360), (32, 3965060), (40, 3172048), (44, 2883680), (55, 2306944), (64, 1982530), (67, 1893760), (80, 1586024), (88, 1441840), (110, 1153472), (128, 991265), (134, 946880), (160, 793012), (176, 720920), (220, 576736), (268, 473440), (269, 471680), (320, 396506), (335, 378752), (352, 360460), (440, 288368), (536, 236720), (538, 235840), (640, 198253), (670, 189376), (704, 180230), (737, 172160), (880, 144184), (1072, 118360), (1076, 117920), (1340, 94688), (1345, 94336), (1408, 90115), (1474, 86080), (1760, 72092), (2144, 59180), (2152, 58960), (2680, 47344), (2690, 47168), (2948, 43040), (2959, 42880), (3520, 36046), (3685, 34432), (4288, 29590), (4304, 29480), (5360, 23672), (5380, 23584), (5896, 21520), (5918, 21440), (7040, 18023), (7370, 17216), (8576, 14795), (8608, 14740), (10720, 11836), (10760, 11792)]