90581760

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{2621}}^1$

素因数の和:2651

約数の個数: 144

約数和(自身を含む): 321562080

約数和(自身を除く): 230980320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2621, 2880, 3456, 3840, 4320, 5242, 5760, 6912, 7863, 8640, 10484, 11520, 13105, 15726, 17280, 20968, 23589, 26210, 31452, 34560, 39315, 41936, 47178, 52420, 62904, 70767, 78630, 83872, 94356, 104840, 117945, 125808, 141534, 157260, 167744, 188712, 209680, 235890, 251616, 283068, 314520, 335488, 353835, 377424, 419360, 471780, 503232, 566136, 629040, 670976, 707670, 754848, 838720, 943560, 1006464, 1132272, 1258080, 1415340, 1509696, 1677440, 1887120, 2012928, 2264544, 2516160, 2830680, 3019392, 3354880, 3774240, 4529088, 5032320, 5661360, 6038784, 7548480, 9058176, 10064640, 11322720, 15096960, 18116352, 22645440, 30193920, 45290880, 90581760]

約数ペア:

[(1, 90581760), (2, 45290880), (3, 30193920), (4, 22645440), (5, 18116352), (6, 15096960), (8, 11322720), (9, 10064640), (10, 9058176), (12, 7548480), (15, 6038784), (16, 5661360), (18, 5032320), (20, 4529088), (24, 3774240), (27, 3354880), (30, 3019392), (32, 2830680), (36, 2516160), (40, 2264544), (45, 2012928), (48, 1887120), (54, 1677440), (60, 1509696), (64, 1415340), (72, 1258080), (80, 1132272), (90, 1006464), (96, 943560), (108, 838720), (120, 754848), (128, 707670), (135, 670976), (144, 629040), (160, 566136), (180, 503232), (192, 471780), (216, 419360), (240, 377424), (256, 353835), (270, 335488), (288, 314520), (320, 283068), (360, 251616), (384, 235890), (432, 209680), (480, 188712), (540, 167744), (576, 157260), (640, 141534), (720, 125808), (768, 117945), (864, 104840), (960, 94356), (1080, 83872), (1152, 78630), (1280, 70767), (1440, 62904), (1728, 52420), (1920, 47178), (2160, 41936), (2304, 39315), (2621, 34560), (2880, 31452), (3456, 26210), (3840, 23589), (4320, 20968), (5242, 17280), (5760, 15726), (6912, 13105), (7863, 11520), (8640, 10484)]