247331520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:727

約数の個数: 168

約数和(自身を含む): 857701104

約数和(自身を除く): 610369584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 157, 160, 180, 192, 240, 288, 314, 320, 360, 471, 480, 547, 576, 628, 720, 785, 942, 960, 1094, 1256, 1413, 1440, 1570, 1641, 1884, 2188, 2355, 2512, 2735, 2826, 2880, 3140, 3282, 3768, 4376, 4710, 4923, 5024, 5470, 5652, 6280, 6564, 7065, 7536, 8205, 8752, 9420, 9846, 10048, 10940, 11304, 12560, 13128, 14130, 15072, 16410, 17504, 18840, 19692, 21880, 22608, 24615, 25120, 26256, 28260, 30144, 32820, 35008, 37680, 39384, 43760, 45216, 49230, 50240, 52512, 56520, 65640, 75360, 78768, 85879, 87520, 90432, 98460, 105024, 113040, 131280, 150720, 157536, 171758, 175040, 196920, 226080, 257637, 262560, 315072, 343516, 393840, 429395, 452160, 515274, 525120, 687032, 772911, 787680, 858790, 1030548, 1288185, 1374064, 1545822, 1575360, 1717580, 2061096, 2576370, 2748128, 3091644, 3435160, 3864555, 4122192, 5152740, 5496256, 6183288, 6870320, 7729110, 8244384, 10305480, 12366576, 13740640, 15458220, 16488768, 20610960, 24733152, 27481280, 30916440, 41221920, 49466304, 61832880, 82443840, 123665760, 247331520]

約数ペア:

[(1, 247331520), (2, 123665760), (3, 82443840), (4, 61832880), (5, 49466304), (6, 41221920), (8, 30916440), (9, 27481280), (10, 24733152), (12, 20610960), (15, 16488768), (16, 15458220), (18, 13740640), (20, 12366576), (24, 10305480), (30, 8244384), (32, 7729110), (36, 6870320), (40, 6183288), (45, 5496256), (48, 5152740), (60, 4122192), (64, 3864555), (72, 3435160), (80, 3091644), (90, 2748128), (96, 2576370), (120, 2061096), (144, 1717580), (157, 1575360), (160, 1545822), (180, 1374064), (192, 1288185), (240, 1030548), (288, 858790), (314, 787680), (320, 772911), (360, 687032), (471, 525120), (480, 515274), (547, 452160), (576, 429395), (628, 393840), (720, 343516), (785, 315072), (942, 262560), (960, 257637), (1094, 226080), (1256, 196920), (1413, 175040), (1440, 171758), (1570, 157536), (1641, 150720), (1884, 131280), (2188, 113040), (2355, 105024), (2512, 98460), (2735, 90432), (2826, 87520), (2880, 85879), (3140, 78768), (3282, 75360), (3768, 65640), (4376, 56520), (4710, 52512), (4923, 50240), (5024, 49230), (5470, 45216), (5652, 43760), (6280, 39384), (6564, 37680), (7065, 35008), (7536, 32820), (8205, 30144), (8752, 28260), (9420, 26256), (9846, 25120), (10048, 24615), (10940, 22608), (11304, 21880), (12560, 19692), (13128, 18840), (14130, 17504), (15072, 16410)]