312000000

素因数分解:

$2^9\times 3^1\times 5^6\times {\mathrm{13}}^1$

素因数の和:64

約数の個数: 280

約数和(自身を含む): 1118891928

約数和(自身を除く): 806891928

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, 192, 195, 200, 208, 240, 250, 256, 260, 300, 312, 320, 325, 375, 384, 390, 400, 416, 480, 500, 512, 520, 600, 624, 625, 640, 650, 750, 768, 780, 800, 832, 960, 975, 1000, 1040, 1200, 1248, 1250, 1280, 1300, 1500, 1536, 1560, 1600, 1625, 1664, 1875, 1920, 1950, 2000, 2080, 2400, 2496, 2500, 2560, 2600, 3000, 3120, 3125, 3200, 3250, 3328, 3750, 3840, 3900, 4000, 4160, 4800, 4875, 4992, 5000, 5200, 6000, 6240, 6250, 6400, 6500, 6656, 7500, 7680, 7800, 8000, 8125, 8320, 9375, 9600, 9750, 9984, 10000, 10400, 12000, 12480, 12500, 12800, 13000, 15000, 15600, 15625, 16000, 16250, 16640, 18750, 19200, 19500, 19968, 20000, 20800, 24000, 24375, 24960, 25000, 26000, 30000, 31200, 31250, 32000, 32500, 33280, 37500, 38400, 39000, 40000, 40625, 41600, 46875, 48000, 48750, 49920, 50000, 52000, 60000, 62400, 62500, 64000, 65000, 75000, 78000, 80000, 81250, 83200, 93750, 96000, 97500, 99840, 100000, 104000, 120000, 121875, 124800, 125000, 130000, 150000, 156000, 160000, 162500, 166400, 187500, 192000, 195000, 200000, 203125, 208000, 240000, 243750, 249600, 250000, 260000, 300000, 312000, 320000, 325000, 375000, 390000, 400000, 406250, 416000, 480000, 487500, 499200, 500000, 520000, 600000, 609375, 624000, 650000, 750000, 780000, 800000, 812500, 832000, 960000, 975000, 1000000, 1040000, 1200000, 1218750, 1248000, 1300000, 1500000, 1560000, 1600000, 1625000, 1950000, 2000000, 2080000, 2400000, 2437500, 2496000, 2600000, 3000000, 3120000, 3250000, 3900000, 4000000, 4160000, 4800000, 4875000, 5200000, 6000000, 6240000, 6500000, 7800000, 8000000, 9750000, 10400000, 12000000, 12480000, 13000000, 15600000, 19500000, 20800000, 24000000, 26000000, 31200000, 39000000, 52000000, 62400000, 78000000, 104000000, 156000000, 312000000]

約数ペア:

[(1, 312000000), (2, 156000000), (3, 104000000), (4, 78000000), (5, 62400000), (6, 52000000), (8, 39000000), (10, 31200000), (12, 26000000), (13, 24000000), (15, 20800000), (16, 19500000), (20, 15600000), (24, 13000000), (25, 12480000), (26, 12000000), (30, 10400000), (32, 9750000), (39, 8000000), (40, 7800000), (48, 6500000), (50, 6240000), (52, 6000000), (60, 5200000), (64, 4875000), (65, 4800000), (75, 4160000), (78, 4000000), (80, 3900000), (96, 3250000), (100, 3120000), (104, 3000000), (120, 2600000), (125, 2496000), (128, 2437500), (130, 2400000), (150, 2080000), (156, 2000000), (160, 1950000), (192, 1625000), (195, 1600000), (200, 1560000), (208, 1500000), (240, 1300000), (250, 1248000), (256, 1218750), (260, 1200000), (300, 1040000), (312, 1000000), (320, 975000), (325, 960000), (375, 832000), (384, 812500), (390, 800000), (400, 780000), (416, 750000), (480, 650000), (500, 624000), (512, 609375), (520, 600000), (600, 520000), (624, 500000), (625, 499200), (640, 487500), (650, 480000), (750, 416000), (768, 406250), (780, 400000), (800, 390000), (832, 375000), (960, 325000), (975, 320000), (1000, 312000), (1040, 300000), (1200, 260000), (1248, 250000), (1250, 249600), (1280, 243750), (1300, 240000), (1500, 208000), (1536, 203125), (1560, 200000), (1600, 195000), (1625, 192000), (1664, 187500), (1875, 166400), (1920, 162500), (1950, 160000), (2000, 156000), (2080, 150000), (2400, 130000), (2496, 125000), (2500, 124800), (2560, 121875), (2600, 120000), (3000, 104000), (3120, 100000), (3125, 99840), (3200, 97500), (3250, 96000), (3328, 93750), (3750, 83200), (3840, 81250), (3900, 80000), (4000, 78000), (4160, 75000), (4800, 65000), (4875, 64000), (4992, 62500), (5000, 62400), (5200, 60000), (6000, 52000), (6240, 50000), (6250, 49920), (6400, 48750), (6500, 48000), (6656, 46875), (7500, 41600), (7680, 40625), (7800, 40000), (8000, 39000), (8125, 38400), (8320, 37500), (9375, 33280), (9600, 32500), (9750, 32000), (9984, 31250), (10000, 31200), (10400, 30000), (12000, 26000), (12480, 25000), (12500, 24960), (12800, 24375), (13000, 24000), (15000, 20800), (15600, 20000), (15625, 19968), (16000, 19500), (16250, 19200), (16640, 18750)]