248256000

素因数分解:

$2^9\times 3^2\times 5^3\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 240

約数和(自身を含む): 896246208

約数和(自身を除く): 647990208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 125, 128, 144, 150, 160, 180, 192, 200, 225, 240, 250, 256, 288, 300, 320, 360, 375, 384, 400, 431, 450, 480, 500, 512, 576, 600, 640, 720, 750, 768, 800, 862, 900, 960, 1000, 1125, 1152, 1200, 1280, 1293, 1440, 1500, 1536, 1600, 1724, 1800, 1920, 2000, 2155, 2250, 2304, 2400, 2560, 2586, 2880, 3000, 3200, 3448, 3600, 3840, 3879, 4000, 4310, 4500, 4608, 4800, 5172, 5760, 6000, 6400, 6465, 6896, 7200, 7680, 7758, 8000, 8620, 9000, 9600, 10344, 10775, 11520, 12000, 12800, 12930, 13792, 14400, 15516, 16000, 17240, 18000, 19200, 19395, 20688, 21550, 23040, 24000, 25860, 27584, 28800, 31032, 32000, 32325, 34480, 36000, 38400, 38790, 41376, 43100, 48000, 51720, 53875, 55168, 57600, 62064, 64000, 64650, 68960, 72000, 77580, 82752, 86200, 96000, 96975, 103440, 107750, 110336, 115200, 124128, 129300, 137920, 144000, 155160, 161625, 165504, 172400, 192000, 193950, 206880, 215500, 220672, 248256, 258600, 275840, 288000, 310320, 323250, 331008, 344800, 387900, 413760, 431000, 484875, 496512, 517200, 551680, 576000, 620640, 646500, 662016, 689600, 775800, 827520, 862000, 969750, 993024, 1034400, 1103360, 1241280, 1293000, 1379200, 1551600, 1655040, 1724000, 1939500, 1986048, 2068800, 2482560, 2586000, 2758400, 3103200, 3310080, 3448000, 3879000, 4137600, 4965120, 5172000, 5516800, 6206400, 6896000, 7758000, 8275200, 9930240, 10344000, 12412800, 13792000, 15516000, 16550400, 20688000, 24825600, 27584000, 31032000, 41376000, 49651200, 62064000, 82752000, 124128000, 248256000]

約数ペア:

[(1, 248256000), (2, 124128000), (3, 82752000), (4, 62064000), (5, 49651200), (6, 41376000), (8, 31032000), (9, 27584000), (10, 24825600), (12, 20688000), (15, 16550400), (16, 15516000), (18, 13792000), (20, 12412800), (24, 10344000), (25, 9930240), (30, 8275200), (32, 7758000), (36, 6896000), (40, 6206400), (45, 5516800), (48, 5172000), (50, 4965120), (60, 4137600), (64, 3879000), (72, 3448000), (75, 3310080), (80, 3103200), (90, 2758400), (96, 2586000), (100, 2482560), (120, 2068800), (125, 1986048), (128, 1939500), (144, 1724000), (150, 1655040), (160, 1551600), (180, 1379200), (192, 1293000), (200, 1241280), (225, 1103360), (240, 1034400), (250, 993024), (256, 969750), (288, 862000), (300, 827520), (320, 775800), (360, 689600), (375, 662016), (384, 646500), (400, 620640), (431, 576000), (450, 551680), (480, 517200), (500, 496512), (512, 484875), (576, 431000), (600, 413760), (640, 387900), (720, 344800), (750, 331008), (768, 323250), (800, 310320), (862, 288000), (900, 275840), (960, 258600), (1000, 248256), (1125, 220672), (1152, 215500), (1200, 206880), (1280, 193950), (1293, 192000), (1440, 172400), (1500, 165504), (1536, 161625), (1600, 155160), (1724, 144000), (1800, 137920), (1920, 129300), (2000, 124128), (2155, 115200), (2250, 110336), (2304, 107750), (2400, 103440), (2560, 96975), (2586, 96000), (2880, 86200), (3000, 82752), (3200, 77580), (3448, 72000), (3600, 68960), (3840, 64650), (3879, 64000), (4000, 62064), (4310, 57600), (4500, 55168), (4608, 53875), (4800, 51720), (5172, 48000), (5760, 43100), (6000, 41376), (6400, 38790), (6465, 38400), (6896, 36000), (7200, 34480), (7680, 32325), (7758, 32000), (8000, 31032), (8620, 28800), (9000, 27584), (9600, 25860), (10344, 24000), (10775, 23040), (11520, 21550), (12000, 20688), (12800, 19395), (12930, 19200), (13792, 18000), (14400, 17240), (15516, 16000)]