18904320

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{547}}^1$

素因数の和:577

約数の個数: 144

約数和(自身を含む): 67206720

約数和(自身を除く): 48302400

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, 547, 576, 640, 720, 768, 864, 960, 1080, 1094, 1152, 1280, 1440, 1641, 1728, 1920, 2160, 2188, 2304, 2735, 2880, 3282, 3456, 3840, 4320, 4376, 4923, 5470, 5760, 6564, 6912, 8205, 8640, 8752, 9846, 10940, 11520, 13128, 14769, 16410, 17280, 17504, 19692, 21880, 24615, 26256, 29538, 32820, 34560, 35008, 39384, 43760, 49230, 52512, 59076, 65640, 70016, 73845, 78768, 87520, 98460, 105024, 118152, 131280, 140032, 147690, 157536, 175040, 196920, 210048, 236304, 262560, 295380, 315072, 350080, 393840, 420096, 472608, 525120, 590760, 630144, 700160, 787680, 945216, 1050240, 1181520, 1260288, 1575360, 1890432, 2100480, 2363040, 3150720, 3780864, 4726080, 6301440, 9452160, 18904320]

約数ペア:

[(1, 18904320), (2, 9452160), (3, 6301440), (4, 4726080), (5, 3780864), (6, 3150720), (8, 2363040), (9, 2100480), (10, 1890432), (12, 1575360), (15, 1260288), (16, 1181520), (18, 1050240), (20, 945216), (24, 787680), (27, 700160), (30, 630144), (32, 590760), (36, 525120), (40, 472608), (45, 420096), (48, 393840), (54, 350080), (60, 315072), (64, 295380), (72, 262560), (80, 236304), (90, 210048), (96, 196920), (108, 175040), (120, 157536), (128, 147690), (135, 140032), (144, 131280), (160, 118152), (180, 105024), (192, 98460), (216, 87520), (240, 78768), (256, 73845), (270, 70016), (288, 65640), (320, 59076), (360, 52512), (384, 49230), (432, 43760), (480, 39384), (540, 35008), (547, 34560), (576, 32820), (640, 29538), (720, 26256), (768, 24615), (864, 21880), (960, 19692), (1080, 17504), (1094, 17280), (1152, 16410), (1280, 14769), (1440, 13128), (1641, 11520), (1728, 10940), (1920, 9846), (2160, 8752), (2188, 8640), (2304, 8205), (2735, 6912), (2880, 6564), (3282, 5760), (3456, 5470), (3840, 4923), (4320, 4376)]