212916480

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^2$

素因数の和:209

約数の個数: 216

約数和(自身を含む): 785975232

約数和(自身を除く): 573058752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 89, 96, 105, 112, 120, 128, 140, 160, 168, 178, 192, 210, 224, 240, 256, 267, 280, 320, 336, 356, 384, 420, 445, 448, 480, 534, 560, 623, 640, 672, 712, 768, 840, 890, 896, 960, 1068, 1120, 1246, 1280, 1335, 1344, 1424, 1680, 1780, 1792, 1869, 1920, 2136, 2240, 2492, 2670, 2688, 2848, 3115, 3360, 3560, 3738, 3840, 4272, 4480, 4984, 5340, 5376, 5696, 6230, 6720, 7120, 7476, 7921, 8544, 8960, 9345, 9968, 10680, 11392, 12460, 13440, 14240, 14952, 15842, 17088, 18690, 19936, 21360, 22784, 23763, 24920, 26880, 28480, 29904, 31684, 34176, 37380, 39605, 39872, 42720, 47526, 49840, 55447, 56960, 59808, 63368, 68352, 74760, 79210, 79744, 85440, 95052, 99680, 110894, 113920, 118815, 119616, 126736, 149520, 158420, 159488, 166341, 170880, 190104, 199360, 221788, 237630, 239232, 253472, 277235, 299040, 316840, 332682, 341760, 380208, 398720, 443576, 475260, 478464, 506944, 554470, 598080, 633680, 665364, 760416, 797440, 831705, 887152, 950520, 1013888, 1108940, 1196160, 1267360, 1330728, 1520832, 1663410, 1774304, 1901040, 2027776, 2217880, 2392320, 2534720, 2661456, 3041664, 3326820, 3548608, 3802080, 4435760, 5069440, 5322912, 6083328, 6653640, 7097216, 7604160, 8871520, 10138880, 10645824, 13307280, 14194432, 15208320, 17743040, 21291648, 26614560, 30416640, 35486080, 42583296, 53229120, 70972160, 106458240, 212916480]

約数ペア:

[(1, 212916480), (2, 106458240), (3, 70972160), (4, 53229120), (5, 42583296), (6, 35486080), (7, 30416640), (8, 26614560), (10, 21291648), (12, 17743040), (14, 15208320), (15, 14194432), (16, 13307280), (20, 10645824), (21, 10138880), (24, 8871520), (28, 7604160), (30, 7097216), (32, 6653640), (35, 6083328), (40, 5322912), (42, 5069440), (48, 4435760), (56, 3802080), (60, 3548608), (64, 3326820), (70, 3041664), (80, 2661456), (84, 2534720), (89, 2392320), (96, 2217880), (105, 2027776), (112, 1901040), (120, 1774304), (128, 1663410), (140, 1520832), (160, 1330728), (168, 1267360), (178, 1196160), (192, 1108940), (210, 1013888), (224, 950520), (240, 887152), (256, 831705), (267, 797440), (280, 760416), (320, 665364), (336, 633680), (356, 598080), (384, 554470), (420, 506944), (445, 478464), (448, 475260), (480, 443576), (534, 398720), (560, 380208), (623, 341760), (640, 332682), (672, 316840), (712, 299040), (768, 277235), (840, 253472), (890, 239232), (896, 237630), (960, 221788), (1068, 199360), (1120, 190104), (1246, 170880), (1280, 166341), (1335, 159488), (1344, 158420), (1424, 149520), (1680, 126736), (1780, 119616), (1792, 118815), (1869, 113920), (1920, 110894), (2136, 99680), (2240, 95052), (2492, 85440), (2670, 79744), (2688, 79210), (2848, 74760), (3115, 68352), (3360, 63368), (3560, 59808), (3738, 56960), (3840, 55447), (4272, 49840), (4480, 47526), (4984, 42720), (5340, 39872), (5376, 39605), (5696, 37380), (6230, 34176), (6720, 31684), (7120, 29904), (7476, 28480), (7921, 26880), (8544, 24920), (8960, 23763), (9345, 22784), (9968, 21360), (10680, 19936), (11392, 18690), (12460, 17088), (13440, 15842), (14240, 14952)]