72904320

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{4219}}^1$

素因数の和:4247

約数の個数: 128

約数和(自身を含む): 258264000

約数和(自身を除く): 185359680

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, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4219, 4320, 5760, 8438, 8640, 12657, 16876, 17280, 21095, 25314, 33752, 37971, 42190, 50628, 63285, 67504, 75942, 84380, 101256, 113913, 126570, 135008, 151884, 168760, 189855, 202512, 227826, 253140, 270016, 303768, 337520, 379710, 405024, 455652, 506280, 540032, 569565, 607536, 675040, 759420, 810048, 911304, 1012560, 1139130, 1215072, 1350080, 1518840, 1620096, 1822608, 2025120, 2278260, 2430144, 2700160, 3037680, 3645216, 4050240, 4556520, 4860288, 6075360, 7290432, 8100480, 9113040, 12150720, 14580864, 18226080, 24301440, 36452160, 72904320]

約数ペア:

[(1, 72904320), (2, 36452160), (3, 24301440), (4, 18226080), (5, 14580864), (6, 12150720), (8, 9113040), (9, 8100480), (10, 7290432), (12, 6075360), (15, 4860288), (16, 4556520), (18, 4050240), (20, 3645216), (24, 3037680), (27, 2700160), (30, 2430144), (32, 2278260), (36, 2025120), (40, 1822608), (45, 1620096), (48, 1518840), (54, 1350080), (60, 1215072), (64, 1139130), (72, 1012560), (80, 911304), (90, 810048), (96, 759420), (108, 675040), (120, 607536), (128, 569565), (135, 540032), (144, 506280), (160, 455652), (180, 405024), (192, 379710), (216, 337520), (240, 303768), (270, 270016), (288, 253140), (320, 227826), (360, 202512), (384, 189855), (432, 168760), (480, 151884), (540, 135008), (576, 126570), (640, 113913), (720, 101256), (864, 84380), (960, 75942), (1080, 67504), (1152, 63285), (1440, 50628), (1728, 42190), (1920, 37971), (2160, 33752), (2880, 25314), (3456, 21095), (4219, 17280), (4320, 16876), (5760, 12657), (8438, 8640)]