81160320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1094

約数の個数: 128

約数和(自身を含む): 265265280

約数和(自身を除く): 184104960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1031, 1230, 1312, 1640, 1920, 1968, 2062, 2460, 2624, 3093, 3280, 3936, 4124, 4920, 5155, 5248, 6186, 6560, 7872, 8248, 9840, 10310, 12372, 13120, 15465, 15744, 16496, 19680, 20620, 24744, 26240, 30930, 32992, 39360, 41240, 42271, 49488, 61860, 65984, 78720, 82480, 84542, 98976, 123720, 126813, 131968, 164960, 169084, 197952, 211355, 247440, 253626, 329920, 338168, 395904, 422710, 494880, 507252, 634065, 659840, 676336, 845420, 989760, 1014504, 1268130, 1352672, 1690840, 1979520, 2029008, 2536260, 2705344, 3381680, 4058016, 5072520, 5410688, 6763360, 8116032, 10145040, 13526720, 16232064, 20290080, 27053440, 40580160, 81160320]

約数ペア:

[(1, 81160320), (2, 40580160), (3, 27053440), (4, 20290080), (5, 16232064), (6, 13526720), (8, 10145040), (10, 8116032), (12, 6763360), (15, 5410688), (16, 5072520), (20, 4058016), (24, 3381680), (30, 2705344), (32, 2536260), (40, 2029008), (41, 1979520), (48, 1690840), (60, 1352672), (64, 1268130), (80, 1014504), (82, 989760), (96, 845420), (120, 676336), (123, 659840), (128, 634065), (160, 507252), (164, 494880), (192, 422710), (205, 395904), (240, 338168), (246, 329920), (320, 253626), (328, 247440), (384, 211355), (410, 197952), (480, 169084), (492, 164960), (615, 131968), (640, 126813), (656, 123720), (820, 98976), (960, 84542), (984, 82480), (1031, 78720), (1230, 65984), (1312, 61860), (1640, 49488), (1920, 42271), (1968, 41240), (2062, 39360), (2460, 32992), (2624, 30930), (3093, 26240), (3280, 24744), (3936, 20620), (4124, 19680), (4920, 16496), (5155, 15744), (5248, 15465), (6186, 13120), (6560, 12372), (7872, 10310), (8248, 9840)]