648960000

素因数分解:

$2^{11}\times 3^1\times 5^4\times {\mathrm{13}}^2$

素因数の和:71

約数の個数: 360

約数和(自身を含む): 2341078740

約数和(自身を除く): 1692118740

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 125, 128, 130, 150, 156, 160, 169, 192, 195, 200, 208, 240, 250, 256, 260, 300, 312, 320, 325, 338, 375, 384, 390, 400, 416, 480, 500, 507, 512, 520, 600, 624, 625, 640, 650, 676, 750, 768, 780, 800, 832, 845, 960, 975, 1000, 1014, 1024, 1040, 1200, 1248, 1250, 1280, 1300, 1352, 1500, 1536, 1560, 1600, 1625, 1664, 1690, 1875, 1920, 1950, 2000, 2028, 2048, 2080, 2400, 2496, 2500, 2535, 2560, 2600, 2704, 3000, 3072, 3120, 3200, 3250, 3328, 3380, 3750, 3840, 3900, 4000, 4056, 4160, 4225, 4800, 4875, 4992, 5000, 5070, 5120, 5200, 5408, 6000, 6144, 6240, 6400, 6500, 6656, 6760, 7500, 7680, 7800, 8000, 8112, 8125, 8320, 8450, 9600, 9750, 9984, 10000, 10140, 10240, 10400, 10816, 12000, 12480, 12675, 12800, 13000, 13312, 13520, 15000, 15360, 15600, 16000, 16224, 16250, 16640, 16900, 19200, 19500, 19968, 20000, 20280, 20800, 21125, 21632, 24000, 24375, 24960, 25350, 25600, 26000, 26624, 27040, 30000, 30720, 31200, 32000, 32448, 32500, 33280, 33800, 38400, 39000, 39936, 40000, 40560, 41600, 42250, 43264, 48000, 48750, 49920, 50700, 51200, 52000, 54080, 60000, 62400, 63375, 64000, 64896, 65000, 66560, 67600, 76800, 78000, 79872, 80000, 81120, 83200, 84500, 86528, 96000, 97500, 99840, 101400, 104000, 105625, 108160, 120000, 124800, 126750, 128000, 129792, 130000, 133120, 135200, 153600, 156000, 160000, 162240, 166400, 169000, 173056, 192000, 195000, 199680, 202800, 208000, 211250, 216320, 240000, 249600, 253500, 256000, 259584, 260000, 270400, 312000, 316875, 320000, 324480, 332800, 338000, 346112, 384000, 390000, 399360, 405600, 416000, 422500, 432640, 480000, 499200, 507000, 519168, 520000, 540800, 624000, 633750, 640000, 648960, 665600, 676000, 768000, 780000, 811200, 832000, 845000, 865280, 960000, 998400, 1014000, 1038336, 1040000, 1081600, 1248000, 1267500, 1280000, 1297920, 1352000, 1560000, 1622400, 1664000, 1690000, 1730560, 1920000, 1996800, 2028000, 2080000, 2163200, 2496000, 2535000, 2595840, 2704000, 3120000, 3244800, 3328000, 3380000, 3840000, 4056000, 4160000, 4326400, 4992000, 5070000, 5191680, 5408000, 6240000, 6489600, 6760000, 8112000, 8320000, 8652800, 9984000, 10140000, 10816000, 12480000, 12979200, 13520000, 16224000, 16640000, 20280000, 21632000, 24960000, 25958400, 27040000, 32448000, 40560000, 43264000, 49920000, 54080000, 64896000, 81120000, 108160000, 129792000, 162240000, 216320000, 324480000, 648960000]

約数ペア:

[(1, 648960000), (2, 324480000), (3, 216320000), (4, 162240000), (5, 129792000), (6, 108160000), (8, 81120000), (10, 64896000), (12, 54080000), (13, 49920000), (15, 43264000), (16, 40560000), (20, 32448000), (24, 27040000), (25, 25958400), (26, 24960000), (30, 21632000), (32, 20280000), (39, 16640000), (40, 16224000), (48, 13520000), (50, 12979200), (52, 12480000), (60, 10816000), (64, 10140000), (65, 9984000), (75, 8652800), (78, 8320000), (80, 8112000), (96, 6760000), (100, 6489600), (104, 6240000), (120, 5408000), (125, 5191680), (128, 5070000), (130, 4992000), (150, 4326400), (156, 4160000), (160, 4056000), (169, 3840000), (192, 3380000), (195, 3328000), (200, 3244800), (208, 3120000), (240, 2704000), (250, 2595840), (256, 2535000), (260, 2496000), (300, 2163200), (312, 2080000), (320, 2028000), (325, 1996800), (338, 1920000), (375, 1730560), (384, 1690000), (390, 1664000), (400, 1622400), (416, 1560000), (480, 1352000), (500, 1297920), (507, 1280000), (512, 1267500), (520, 1248000), (600, 1081600), (624, 1040000), (625, 1038336), (640, 1014000), (650, 998400), (676, 960000), (750, 865280), (768, 845000), (780, 832000), (800, 811200), (832, 780000), (845, 768000), (960, 676000), (975, 665600), (1000, 648960), (1014, 640000), (1024, 633750), (1040, 624000), (1200, 540800), (1248, 520000), (1250, 519168), (1280, 507000), (1300, 499200), (1352, 480000), (1500, 432640), (1536, 422500), (1560, 416000), (1600, 405600), (1625, 399360), (1664, 390000), (1690, 384000), (1875, 346112), (1920, 338000), (1950, 332800), (2000, 324480), (2028, 320000), (2048, 316875), (2080, 312000), (2400, 270400), (2496, 260000), (2500, 259584), (2535, 256000), (2560, 253500), (2600, 249600), (2704, 240000), (3000, 216320), (3072, 211250), (3120, 208000), (3200, 202800), (3250, 199680), (3328, 195000), (3380, 192000), (3750, 173056), (3840, 169000), (3900, 166400), (4000, 162240), (4056, 160000), (4160, 156000), (4225, 153600), (4800, 135200), (4875, 133120), (4992, 130000), (5000, 129792), (5070, 128000), (5120, 126750), (5200, 124800), (5408, 120000), (6000, 108160), (6144, 105625), (6240, 104000), (6400, 101400), (6500, 99840), (6656, 97500), (6760, 96000), (7500, 86528), (7680, 84500), (7800, 83200), (8000, 81120), (8112, 80000), (8125, 79872), (8320, 78000), (8450, 76800), (9600, 67600), (9750, 66560), (9984, 65000), (10000, 64896), (10140, 64000), (10240, 63375), (10400, 62400), (10816, 60000), (12000, 54080), (12480, 52000), (12675, 51200), (12800, 50700), (13000, 49920), (13312, 48750), (13520, 48000), (15000, 43264), (15360, 42250), (15600, 41600), (16000, 40560), (16224, 40000), (16250, 39936), (16640, 39000), (16900, 38400), (19200, 33800), (19500, 33280), (19968, 32500), (20000, 32448), (20280, 32000), (20800, 31200), (21125, 30720), (21632, 30000), (24000, 27040), (24375, 26624), (24960, 26000), (25350, 25600)]