1946785280

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{269}}^1$

素因数の和:560

約数の個数: 160

約数和(自身を含む): 5130876960

約数和(自身を除く): 3184091680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 257, 269, 320, 352, 440, 512, 514, 538, 640, 704, 880, 1028, 1076, 1280, 1285, 1345, 1408, 1760, 2056, 2152, 2560, 2570, 2690, 2816, 2827, 2959, 3520, 4112, 4304, 5140, 5380, 5632, 5654, 5918, 7040, 8224, 8608, 10280, 10760, 11308, 11836, 14080, 14135, 14795, 16448, 17216, 20560, 21520, 22616, 23672, 28160, 28270, 29590, 32896, 34432, 41120, 43040, 45232, 47344, 56540, 59180, 65792, 68864, 69133, 82240, 86080, 90464, 94688, 113080, 118360, 131584, 137728, 138266, 164480, 172160, 180928, 189376, 226160, 236720, 276532, 328960, 344320, 345665, 361856, 378752, 452320, 473440, 553064, 657920, 688640, 691330, 723712, 757504, 760463, 904640, 946880, 1106128, 1382660, 1447424, 1515008, 1520926, 1809280, 1893760, 2212256, 2765320, 3041852, 3618560, 3787520, 3802315, 4424512, 5530640, 6083704, 7237120, 7575040, 7604630, 8849024, 11061280, 12167408, 15209260, 17698048, 22122560, 24334816, 30418520, 35396096, 44245120, 48669632, 60837040, 88490240, 97339264, 121674080, 176980480, 194678528, 243348160, 389357056, 486696320, 973392640, 1946785280]

約数ペア:

[(1, 1946785280), (2, 973392640), (4, 486696320), (5, 389357056), (8, 243348160), (10, 194678528), (11, 176980480), (16, 121674080), (20, 97339264), (22, 88490240), (32, 60837040), (40, 48669632), (44, 44245120), (55, 35396096), (64, 30418520), (80, 24334816), (88, 22122560), (110, 17698048), (128, 15209260), (160, 12167408), (176, 11061280), (220, 8849024), (256, 7604630), (257, 7575040), (269, 7237120), (320, 6083704), (352, 5530640), (440, 4424512), (512, 3802315), (514, 3787520), (538, 3618560), (640, 3041852), (704, 2765320), (880, 2212256), (1028, 1893760), (1076, 1809280), (1280, 1520926), (1285, 1515008), (1345, 1447424), (1408, 1382660), (1760, 1106128), (2056, 946880), (2152, 904640), (2560, 760463), (2570, 757504), (2690, 723712), (2816, 691330), (2827, 688640), (2959, 657920), (3520, 553064), (4112, 473440), (4304, 452320), (5140, 378752), (5380, 361856), (5632, 345665), (5654, 344320), (5918, 328960), (7040, 276532), (8224, 236720), (8608, 226160), (10280, 189376), (10760, 180928), (11308, 172160), (11836, 164480), (14080, 138266), (14135, 137728), (14795, 131584), (16448, 118360), (17216, 113080), (20560, 94688), (21520, 90464), (22616, 86080), (23672, 82240), (28160, 69133), (28270, 68864), (29590, 65792), (32896, 59180), (34432, 56540), (41120, 47344), (43040, 45232)]