491489280

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{5333}}^1$

素因数の和:5366

約数の個数: 144

約数和(自身を含む): 1703732940

約数和(自身を除く): 1212243660

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, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5333, 5760, 6144, 7680, 9216, 10240, 10666, 11520, 15360, 15999, 18432, 21332, 23040, 26665, 30720, 31998, 42664, 46080, 47997, 53330, 63996, 79995, 85328, 92160, 95994, 106660, 127992, 159990, 170656, 191988, 213320, 239985, 255984, 319980, 341312, 383976, 426640, 479970, 511968, 639960, 682624, 767952, 853280, 959940, 1023936, 1279920, 1365248, 1535904, 1706560, 1919880, 2047872, 2559840, 2730496, 3071808, 3413120, 3839760, 4095744, 5119680, 5460992, 6143616, 6826240, 7679520, 8191488, 10239360, 10921984, 12287232, 13652480, 15359040, 16382976, 20478720, 24574464, 27304960, 30718080, 32765952, 40957440, 49148928, 54609920, 61436160, 81914880, 98297856, 122872320, 163829760, 245744640, 491489280]

約数ペア:

[(1, 491489280), (2, 245744640), (3, 163829760), (4, 122872320), (5, 98297856), (6, 81914880), (8, 61436160), (9, 54609920), (10, 49148928), (12, 40957440), (15, 32765952), (16, 30718080), (18, 27304960), (20, 24574464), (24, 20478720), (30, 16382976), (32, 15359040), (36, 13652480), (40, 12287232), (45, 10921984), (48, 10239360), (60, 8191488), (64, 7679520), (72, 6826240), (80, 6143616), (90, 5460992), (96, 5119680), (120, 4095744), (128, 3839760), (144, 3413120), (160, 3071808), (180, 2730496), (192, 2559840), (240, 2047872), (256, 1919880), (288, 1706560), (320, 1535904), (360, 1365248), (384, 1279920), (480, 1023936), (512, 959940), (576, 853280), (640, 767952), (720, 682624), (768, 639960), (960, 511968), (1024, 479970), (1152, 426640), (1280, 383976), (1440, 341312), (1536, 319980), (1920, 255984), (2048, 239985), (2304, 213320), (2560, 191988), (2880, 170656), (3072, 159990), (3840, 127992), (4608, 106660), (5120, 95994), (5333, 92160), (5760, 85328), (6144, 79995), (7680, 63996), (9216, 53330), (10240, 47997), (10666, 46080), (11520, 42664), (15360, 31998), (15999, 30720), (18432, 26665), (21332, 23040)]