219121920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{827}}^1$

素因数の和:877

約数の個数: 216

約数和(自身を含む): 792058176

約数和(自身を除く): 572936256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 552, 576, 640, 690, 720, 736, 768, 827, 828, 920, 960, 1035, 1104, 1152, 1280, 1380, 1440, 1472, 1654, 1656, 1840, 1920, 2070, 2208, 2304, 2481, 2760, 2880, 2944, 3308, 3312, 3680, 3840, 4135, 4140, 4416, 4962, 5520, 5760, 5888, 6616, 6624, 7360, 7443, 8270, 8280, 8832, 9924, 11040, 11520, 12405, 13232, 13248, 14720, 14886, 16540, 16560, 17664, 19021, 19848, 22080, 24810, 26464, 26496, 29440, 29772, 33080, 33120, 37215, 38042, 39696, 44160, 49620, 52928, 52992, 57063, 59544, 66160, 66240, 74430, 76084, 79392, 88320, 95105, 99240, 105856, 114126, 119088, 132320, 132480, 148860, 152168, 158784, 171189, 190210, 198480, 211712, 228252, 238176, 264640, 264960, 285315, 297720, 304336, 317568, 342378, 380420, 396960, 456504, 476352, 529280, 570630, 595440, 608672, 635136, 684756, 760840, 793920, 855945, 913008, 952704, 1058560, 1141260, 1190880, 1217344, 1369512, 1521680, 1587840, 1711890, 1826016, 1905408, 2282520, 2381760, 2434688, 2739024, 3043360, 3175680, 3423780, 3652032, 4565040, 4763520, 4869376, 5478048, 6086720, 6847560, 7304064, 9130080, 9527040, 10956096, 12173440, 13695120, 14608128, 18260160, 21912192, 24346880, 27390240, 36520320, 43824384, 54780480, 73040640, 109560960, 219121920]

約数ペア:

[(1, 219121920), (2, 109560960), (3, 73040640), (4, 54780480), (5, 43824384), (6, 36520320), (8, 27390240), (9, 24346880), (10, 21912192), (12, 18260160), (15, 14608128), (16, 13695120), (18, 12173440), (20, 10956096), (23, 9527040), (24, 9130080), (30, 7304064), (32, 6847560), (36, 6086720), (40, 5478048), (45, 4869376), (46, 4763520), (48, 4565040), (60, 3652032), (64, 3423780), (69, 3175680), (72, 3043360), (80, 2739024), (90, 2434688), (92, 2381760), (96, 2282520), (115, 1905408), (120, 1826016), (128, 1711890), (138, 1587840), (144, 1521680), (160, 1369512), (180, 1217344), (184, 1190880), (192, 1141260), (207, 1058560), (230, 952704), (240, 913008), (256, 855945), (276, 793920), (288, 760840), (320, 684756), (345, 635136), (360, 608672), (368, 595440), (384, 570630), (414, 529280), (460, 476352), (480, 456504), (552, 396960), (576, 380420), (640, 342378), (690, 317568), (720, 304336), (736, 297720), (768, 285315), (827, 264960), (828, 264640), (920, 238176), (960, 228252), (1035, 211712), (1104, 198480), (1152, 190210), (1280, 171189), (1380, 158784), (1440, 152168), (1472, 148860), (1654, 132480), (1656, 132320), (1840, 119088), (1920, 114126), (2070, 105856), (2208, 99240), (2304, 95105), (2481, 88320), (2760, 79392), (2880, 76084), (2944, 74430), (3308, 66240), (3312, 66160), (3680, 59544), (3840, 57063), (4135, 52992), (4140, 52928), (4416, 49620), (4962, 44160), (5520, 39696), (5760, 38042), (5888, 37215), (6616, 33120), (6624, 33080), (7360, 29772), (7443, 29440), (8270, 26496), (8280, 26464), (8832, 24810), (9924, 22080), (11040, 19848), (11520, 19021), (12405, 17664), (13232, 16560), (13248, 16540), (14720, 14886)]