393953280

素因数分解:

$2^{14}\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 1446990720

約数和(自身を除く): 1053037440

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, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 229, 240, 256, 280, 320, 336, 384, 420, 448, 458, 480, 512, 560, 640, 672, 687, 768, 840, 896, 916, 960, 1024, 1120, 1145, 1280, 1344, 1374, 1536, 1603, 1680, 1792, 1832, 1920, 2048, 2240, 2290, 2560, 2688, 2748, 3072, 3206, 3360, 3435, 3584, 3664, 3840, 4096, 4480, 4580, 4809, 5120, 5376, 5496, 6144, 6412, 6720, 6870, 7168, 7328, 7680, 8015, 8192, 8960, 9160, 9618, 10240, 10752, 10992, 12288, 12824, 13440, 13740, 14336, 14656, 15360, 16030, 16384, 17920, 18320, 19236, 20480, 21504, 21984, 24045, 24576, 25648, 26880, 27480, 28672, 29312, 30720, 32060, 35840, 36640, 38472, 40960, 43008, 43968, 48090, 49152, 51296, 53760, 54960, 57344, 58624, 61440, 64120, 71680, 73280, 76944, 81920, 86016, 87936, 96180, 102592, 107520, 109920, 114688, 117248, 122880, 128240, 143360, 146560, 153888, 172032, 175872, 192360, 205184, 215040, 219840, 234496, 245760, 256480, 286720, 293120, 307776, 344064, 351744, 384720, 410368, 430080, 439680, 468992, 512960, 573440, 586240, 615552, 703488, 769440, 820736, 860160, 879360, 937984, 1025920, 1172480, 1231104, 1406976, 1538880, 1641472, 1720320, 1758720, 1875968, 2051840, 2344960, 2462208, 2813952, 3077760, 3282944, 3517440, 3751936, 4103680, 4689920, 4924416, 5627904, 6155520, 6565888, 7034880, 8207360, 9379840, 9848832, 11255808, 12311040, 13131776, 14069760, 16414720, 18759680, 19697664, 24622080, 26263552, 28139520, 32829440, 39395328, 49244160, 56279040, 65658880, 78790656, 98488320, 131317760, 196976640, 393953280]

約数ペア:

[(1, 393953280), (2, 196976640), (3, 131317760), (4, 98488320), (5, 78790656), (6, 65658880), (7, 56279040), (8, 49244160), (10, 39395328), (12, 32829440), (14, 28139520), (15, 26263552), (16, 24622080), (20, 19697664), (21, 18759680), (24, 16414720), (28, 14069760), (30, 13131776), (32, 12311040), (35, 11255808), (40, 9848832), (42, 9379840), (48, 8207360), (56, 7034880), (60, 6565888), (64, 6155520), (70, 5627904), (80, 4924416), (84, 4689920), (96, 4103680), (105, 3751936), (112, 3517440), (120, 3282944), (128, 3077760), (140, 2813952), (160, 2462208), (168, 2344960), (192, 2051840), (210, 1875968), (224, 1758720), (229, 1720320), (240, 1641472), (256, 1538880), (280, 1406976), (320, 1231104), (336, 1172480), (384, 1025920), (420, 937984), (448, 879360), (458, 860160), (480, 820736), (512, 769440), (560, 703488), (640, 615552), (672, 586240), (687, 573440), (768, 512960), (840, 468992), (896, 439680), (916, 430080), (960, 410368), (1024, 384720), (1120, 351744), (1145, 344064), (1280, 307776), (1344, 293120), (1374, 286720), (1536, 256480), (1603, 245760), (1680, 234496), (1792, 219840), (1832, 215040), (1920, 205184), (2048, 192360), (2240, 175872), (2290, 172032), (2560, 153888), (2688, 146560), (2748, 143360), (3072, 128240), (3206, 122880), (3360, 117248), (3435, 114688), (3584, 109920), (3664, 107520), (3840, 102592), (4096, 96180), (4480, 87936), (4580, 86016), (4809, 81920), (5120, 76944), (5376, 73280), (5496, 71680), (6144, 64120), (6412, 61440), (6720, 58624), (6870, 57344), (7168, 54960), (7328, 53760), (7680, 51296), (8015, 49152), (8192, 48090), (8960, 43968), (9160, 43008), (9618, 40960), (10240, 38472), (10752, 36640), (10992, 35840), (12288, 32060), (12824, 30720), (13440, 29312), (13740, 28672), (14336, 27480), (14656, 26880), (15360, 25648), (16030, 24576), (16384, 24045), (17920, 21984), (18320, 21504), (19236, 20480)]