245070720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:453

約数の個数: 192

約数和(自身を含む): 854792640

約数和(自身を除く): 609721920

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, 128, 144, 157, 160, 180, 192, 240, 271, 288, 314, 320, 360, 384, 471, 480, 542, 576, 628, 640, 720, 785, 813, 942, 960, 1084, 1152, 1256, 1355, 1413, 1440, 1570, 1626, 1884, 1920, 2168, 2355, 2439, 2512, 2710, 2826, 2880, 3140, 3252, 3768, 4065, 4336, 4710, 4878, 5024, 5420, 5652, 5760, 6280, 6504, 7065, 7536, 8130, 8672, 9420, 9756, 10048, 10840, 11304, 12195, 12560, 13008, 14130, 15072, 16260, 17344, 18840, 19512, 20096, 21680, 22608, 24390, 25120, 26016, 28260, 30144, 32520, 34688, 37680, 39024, 42547, 43360, 45216, 48780, 50240, 52032, 56520, 60288, 65040, 75360, 78048, 85094, 86720, 90432, 97560, 100480, 104064, 113040, 127641, 130080, 150720, 156096, 170188, 173440, 180864, 195120, 212735, 226080, 255282, 260160, 301440, 312192, 340376, 382923, 390240, 425470, 452160, 510564, 520320, 638205, 680752, 765846, 780480, 850940, 904320, 1021128, 1276410, 1361504, 1531692, 1560960, 1701880, 1914615, 2042256, 2552820, 2723008, 3063384, 3403760, 3829230, 4084512, 5105640, 5446016, 6126768, 6807520, 7658460, 8169024, 10211280, 12253536, 13615040, 15316920, 16338048, 20422560, 24507072, 27230080, 30633840, 40845120, 49014144, 61267680, 81690240, 122535360, 245070720]

約数ペア:

[(1, 245070720), (2, 122535360), (3, 81690240), (4, 61267680), (5, 49014144), (6, 40845120), (8, 30633840), (9, 27230080), (10, 24507072), (12, 20422560), (15, 16338048), (16, 15316920), (18, 13615040), (20, 12253536), (24, 10211280), (30, 8169024), (32, 7658460), (36, 6807520), (40, 6126768), (45, 5446016), (48, 5105640), (60, 4084512), (64, 3829230), (72, 3403760), (80, 3063384), (90, 2723008), (96, 2552820), (120, 2042256), (128, 1914615), (144, 1701880), (157, 1560960), (160, 1531692), (180, 1361504), (192, 1276410), (240, 1021128), (271, 904320), (288, 850940), (314, 780480), (320, 765846), (360, 680752), (384, 638205), (471, 520320), (480, 510564), (542, 452160), (576, 425470), (628, 390240), (640, 382923), (720, 340376), (785, 312192), (813, 301440), (942, 260160), (960, 255282), (1084, 226080), (1152, 212735), (1256, 195120), (1355, 180864), (1413, 173440), (1440, 170188), (1570, 156096), (1626, 150720), (1884, 130080), (1920, 127641), (2168, 113040), (2355, 104064), (2439, 100480), (2512, 97560), (2710, 90432), (2826, 86720), (2880, 85094), (3140, 78048), (3252, 75360), (3768, 65040), (4065, 60288), (4336, 56520), (4710, 52032), (4878, 50240), (5024, 48780), (5420, 45216), (5652, 43360), (5760, 42547), (6280, 39024), (6504, 37680), (7065, 34688), (7536, 32520), (8130, 30144), (8672, 28260), (9420, 26016), (9756, 25120), (10048, 24390), (10840, 22608), (11304, 21680), (12195, 20096), (12560, 19512), (13008, 18840), (14130, 17344), (15072, 16260)]