20347200

素因数分解:

$2^6\times 3^4\times 5^2\times {\mathrm{157}}^1$

素因数の和:191

約数の個数: 210

約数和(自身を含む): 75267566

約数和(自身を除く): 54920366

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 81, 90, 96, 100, 108, 120, 135, 144, 150, 157, 160, 162, 180, 192, 200, 216, 225, 240, 270, 288, 300, 314, 320, 324, 360, 400, 405, 432, 450, 471, 480, 540, 576, 600, 628, 648, 675, 720, 785, 800, 810, 864, 900, 942, 960, 1080, 1200, 1256, 1296, 1350, 1413, 1440, 1570, 1600, 1620, 1728, 1800, 1884, 2025, 2160, 2355, 2400, 2512, 2592, 2700, 2826, 2880, 3140, 3240, 3600, 3768, 3925, 4050, 4239, 4320, 4710, 4800, 5024, 5184, 5400, 5652, 6280, 6480, 7065, 7200, 7536, 7850, 8100, 8478, 8640, 9420, 10048, 10800, 11304, 11775, 12560, 12717, 12960, 14130, 14400, 15072, 15700, 16200, 16956, 18840, 21195, 21600, 22608, 23550, 25120, 25434, 25920, 28260, 30144, 31400, 32400, 33912, 35325, 37680, 42390, 43200, 45216, 47100, 50240, 50868, 56520, 62800, 63585, 64800, 67824, 70650, 75360, 84780, 90432, 94200, 101736, 105975, 113040, 125600, 127170, 129600, 135648, 141300, 150720, 169560, 188400, 203472, 211950, 226080, 251200, 254340, 271296, 282600, 317925, 339120, 376800, 406944, 423900, 452160, 508680, 565200, 635850, 678240, 753600, 813888, 847800, 1017360, 1130400, 1271700, 1356480, 1695600, 2034720, 2260800, 2543400, 3391200, 4069440, 5086800, 6782400, 10173600, 20347200]

約数ペア:

[(1, 20347200), (2, 10173600), (3, 6782400), (4, 5086800), (5, 4069440), (6, 3391200), (8, 2543400), (9, 2260800), (10, 2034720), (12, 1695600), (15, 1356480), (16, 1271700), (18, 1130400), (20, 1017360), (24, 847800), (25, 813888), (27, 753600), (30, 678240), (32, 635850), (36, 565200), (40, 508680), (45, 452160), (48, 423900), (50, 406944), (54, 376800), (60, 339120), (64, 317925), (72, 282600), (75, 271296), (80, 254340), (81, 251200), (90, 226080), (96, 211950), (100, 203472), (108, 188400), (120, 169560), (135, 150720), (144, 141300), (150, 135648), (157, 129600), (160, 127170), (162, 125600), (180, 113040), (192, 105975), (200, 101736), (216, 94200), (225, 90432), (240, 84780), (270, 75360), (288, 70650), (300, 67824), (314, 64800), (320, 63585), (324, 62800), (360, 56520), (400, 50868), (405, 50240), (432, 47100), (450, 45216), (471, 43200), (480, 42390), (540, 37680), (576, 35325), (600, 33912), (628, 32400), (648, 31400), (675, 30144), (720, 28260), (785, 25920), (800, 25434), (810, 25120), (864, 23550), (900, 22608), (942, 21600), (960, 21195), (1080, 18840), (1200, 16956), (1256, 16200), (1296, 15700), (1350, 15072), (1413, 14400), (1440, 14130), (1570, 12960), (1600, 12717), (1620, 12560), (1728, 11775), (1800, 11304), (1884, 10800), (2025, 10048), (2160, 9420), (2355, 8640), (2400, 8478), (2512, 8100), (2592, 7850), (2700, 7536), (2826, 7200), (2880, 7065), (3140, 6480), (3240, 6280), (3600, 5652), (3768, 5400), (3925, 5184), (4050, 5024), (4239, 4800), (4320, 4710)]