320778240

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:282

約数の個数: 208

約数和(自身を含む): 1075707648

約数和(自身を除く): 754929408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 227, 230, 240, 256, 276, 320, 345, 368, 384, 454, 460, 480, 512, 552, 640, 681, 690, 736, 768, 908, 920, 960, 1024, 1104, 1135, 1280, 1362, 1380, 1472, 1536, 1816, 1840, 1920, 2048, 2208, 2270, 2560, 2724, 2760, 2944, 3072, 3405, 3632, 3680, 3840, 4096, 4416, 4540, 5120, 5221, 5448, 5520, 5888, 6144, 6810, 7264, 7360, 7680, 8832, 9080, 10240, 10442, 10896, 11040, 11776, 12288, 13620, 14528, 14720, 15360, 15663, 17664, 18160, 20480, 20884, 21792, 22080, 23552, 26105, 27240, 29056, 29440, 30720, 31326, 35328, 36320, 41768, 43584, 44160, 47104, 52210, 54480, 58112, 58880, 61440, 62652, 70656, 72640, 78315, 83536, 87168, 88320, 94208, 104420, 108960, 116224, 117760, 125304, 141312, 145280, 156630, 167072, 174336, 176640, 208840, 217920, 232448, 235520, 250608, 282624, 290560, 313260, 334144, 348672, 353280, 417680, 435840, 464896, 471040, 501216, 581120, 626520, 668288, 697344, 706560, 835360, 871680, 929792, 1002432, 1162240, 1253040, 1336576, 1394688, 1413120, 1670720, 1743360, 2004864, 2324480, 2506080, 2673152, 2789376, 3341440, 3486720, 4009728, 4648960, 5012160, 5346304, 6682880, 6973440, 8019456, 10024320, 10692608, 13365760, 13946880, 16038912, 20048640, 21385216, 26731520, 32077824, 40097280, 53463040, 64155648, 80194560, 106926080, 160389120, 320778240]

約数ペア:

[(1, 320778240), (2, 160389120), (3, 106926080), (4, 80194560), (5, 64155648), (6, 53463040), (8, 40097280), (10, 32077824), (12, 26731520), (15, 21385216), (16, 20048640), (20, 16038912), (23, 13946880), (24, 13365760), (30, 10692608), (32, 10024320), (40, 8019456), (46, 6973440), (48, 6682880), (60, 5346304), (64, 5012160), (69, 4648960), (80, 4009728), (92, 3486720), (96, 3341440), (115, 2789376), (120, 2673152), (128, 2506080), (138, 2324480), (160, 2004864), (184, 1743360), (192, 1670720), (227, 1413120), (230, 1394688), (240, 1336576), (256, 1253040), (276, 1162240), (320, 1002432), (345, 929792), (368, 871680), (384, 835360), (454, 706560), (460, 697344), (480, 668288), (512, 626520), (552, 581120), (640, 501216), (681, 471040), (690, 464896), (736, 435840), (768, 417680), (908, 353280), (920, 348672), (960, 334144), (1024, 313260), (1104, 290560), (1135, 282624), (1280, 250608), (1362, 235520), (1380, 232448), (1472, 217920), (1536, 208840), (1816, 176640), (1840, 174336), (1920, 167072), (2048, 156630), (2208, 145280), (2270, 141312), (2560, 125304), (2724, 117760), (2760, 116224), (2944, 108960), (3072, 104420), (3405, 94208), (3632, 88320), (3680, 87168), (3840, 83536), (4096, 78315), (4416, 72640), (4540, 70656), (5120, 62652), (5221, 61440), (5448, 58880), (5520, 58112), (5888, 54480), (6144, 52210), (6810, 47104), (7264, 44160), (7360, 43584), (7680, 41768), (8832, 36320), (9080, 35328), (10240, 31326), (10442, 30720), (10896, 29440), (11040, 29056), (11776, 27240), (12288, 26105), (13620, 23552), (14528, 22080), (14720, 21792), (15360, 20884), (15663, 20480), (17664, 18160)]