256512000

素因数分解:

$2^{12}\times 3^1\times 5^3\times {\mathrm{167}}^1$

素因数の和:209

約数の個数: 208

約数和(自身を含む): 858678912

約数和(自身を除く): 602166912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 167, 192, 200, 240, 250, 256, 300, 320, 334, 375, 384, 400, 480, 500, 501, 512, 600, 640, 668, 750, 768, 800, 835, 960, 1000, 1002, 1024, 1200, 1280, 1336, 1500, 1536, 1600, 1670, 1920, 2000, 2004, 2048, 2400, 2505, 2560, 2672, 3000, 3072, 3200, 3340, 3840, 4000, 4008, 4096, 4175, 4800, 5010, 5120, 5344, 6000, 6144, 6400, 6680, 7680, 8000, 8016, 8350, 9600, 10020, 10240, 10688, 12000, 12288, 12525, 12800, 13360, 15360, 16000, 16032, 16700, 19200, 20040, 20480, 20875, 21376, 24000, 25050, 25600, 26720, 30720, 32000, 32064, 33400, 38400, 40080, 41750, 42752, 48000, 50100, 51200, 53440, 61440, 62625, 64000, 64128, 66800, 76800, 80160, 83500, 85504, 96000, 100200, 102400, 106880, 125250, 128000, 128256, 133600, 153600, 160320, 167000, 171008, 192000, 200400, 213760, 250500, 256000, 256512, 267200, 307200, 320640, 334000, 342016, 384000, 400800, 427520, 501000, 512000, 513024, 534400, 641280, 668000, 684032, 768000, 801600, 855040, 1002000, 1026048, 1068800, 1282560, 1336000, 1536000, 1603200, 1710080, 2004000, 2052096, 2137600, 2565120, 2672000, 3206400, 3420160, 4008000, 4275200, 5130240, 5344000, 6412800, 8016000, 8550400, 10260480, 10688000, 12825600, 16032000, 17100800, 21376000, 25651200, 32064000, 42752000, 51302400, 64128000, 85504000, 128256000, 256512000]

約数ペア:

[(1, 256512000), (2, 128256000), (3, 85504000), (4, 64128000), (5, 51302400), (6, 42752000), (8, 32064000), (10, 25651200), (12, 21376000), (15, 17100800), (16, 16032000), (20, 12825600), (24, 10688000), (25, 10260480), (30, 8550400), (32, 8016000), (40, 6412800), (48, 5344000), (50, 5130240), (60, 4275200), (64, 4008000), (75, 3420160), (80, 3206400), (96, 2672000), (100, 2565120), (120, 2137600), (125, 2052096), (128, 2004000), (150, 1710080), (160, 1603200), (167, 1536000), (192, 1336000), (200, 1282560), (240, 1068800), (250, 1026048), (256, 1002000), (300, 855040), (320, 801600), (334, 768000), (375, 684032), (384, 668000), (400, 641280), (480, 534400), (500, 513024), (501, 512000), (512, 501000), (600, 427520), (640, 400800), (668, 384000), (750, 342016), (768, 334000), (800, 320640), (835, 307200), (960, 267200), (1000, 256512), (1002, 256000), (1024, 250500), (1200, 213760), (1280, 200400), (1336, 192000), (1500, 171008), (1536, 167000), (1600, 160320), (1670, 153600), (1920, 133600), (2000, 128256), (2004, 128000), (2048, 125250), (2400, 106880), (2505, 102400), (2560, 100200), (2672, 96000), (3000, 85504), (3072, 83500), (3200, 80160), (3340, 76800), (3840, 66800), (4000, 64128), (4008, 64000), (4096, 62625), (4175, 61440), (4800, 53440), (5010, 51200), (5120, 50100), (5344, 48000), (6000, 42752), (6144, 41750), (6400, 40080), (6680, 38400), (7680, 33400), (8000, 32064), (8016, 32000), (8350, 30720), (9600, 26720), (10020, 25600), (10240, 25050), (10688, 24000), (12000, 21376), (12288, 20875), (12525, 20480), (12800, 20040), (13360, 19200), (15360, 16700), (16000, 16032)]