1209000000

素因数分解:

$2^6\times 3^1\times 5^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 392

約数和(自身を含む): 4444943104

約数和(自身を除く): 3235943104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 31, 32, 39, 40, 48, 50, 52, 60, 62, 64, 65, 75, 78, 80, 93, 96, 100, 104, 120, 124, 125, 130, 150, 155, 156, 160, 186, 192, 195, 200, 208, 240, 248, 250, 260, 300, 310, 312, 320, 325, 372, 375, 390, 400, 403, 416, 465, 480, 496, 500, 520, 600, 620, 624, 625, 650, 744, 750, 775, 780, 800, 806, 832, 930, 960, 975, 992, 1000, 1040, 1200, 1209, 1240, 1248, 1250, 1300, 1488, 1500, 1550, 1560, 1600, 1612, 1625, 1860, 1875, 1950, 1984, 2000, 2015, 2080, 2325, 2400, 2418, 2480, 2496, 2500, 2600, 2976, 3000, 3100, 3120, 3125, 3224, 3250, 3720, 3750, 3875, 3900, 4000, 4030, 4160, 4650, 4800, 4836, 4875, 4960, 5000, 5200, 5952, 6000, 6045, 6200, 6240, 6250, 6448, 6500, 7440, 7500, 7750, 7800, 8000, 8060, 8125, 9300, 9375, 9672, 9750, 9920, 10000, 10075, 10400, 11625, 12000, 12090, 12400, 12480, 12500, 12896, 13000, 14880, 15000, 15500, 15600, 15625, 16120, 16250, 18600, 18750, 19344, 19375, 19500, 20000, 20150, 20800, 23250, 24000, 24180, 24375, 24800, 25000, 25792, 26000, 29760, 30000, 30225, 31000, 31200, 31250, 32240, 32500, 37200, 37500, 38688, 38750, 39000, 40000, 40300, 40625, 46500, 46875, 48360, 48750, 49600, 50000, 50375, 52000, 58125, 60000, 60450, 62000, 62400, 62500, 64480, 65000, 74400, 75000, 77376, 77500, 78000, 80600, 81250, 93000, 93750, 96720, 96875, 97500, 100000, 100750, 104000, 116250, 120000, 120900, 121875, 124000, 125000, 128960, 130000, 148800, 150000, 151125, 155000, 156000, 161200, 162500, 186000, 187500, 193440, 193750, 195000, 200000, 201500, 203125, 232500, 241800, 243750, 248000, 250000, 251875, 260000, 290625, 300000, 302250, 310000, 312000, 322400, 325000, 372000, 375000, 386880, 387500, 390000, 403000, 406250, 465000, 483600, 484375, 487500, 500000, 503750, 520000, 581250, 600000, 604500, 609375, 620000, 644800, 650000, 744000, 750000, 755625, 775000, 780000, 806000, 812500, 930000, 967200, 968750, 975000, 1000000, 1007500, 1162500, 1209000, 1218750, 1240000, 1259375, 1300000, 1453125, 1500000, 1511250, 1550000, 1560000, 1612000, 1625000, 1860000, 1934400, 1937500, 1950000, 2015000, 2325000, 2418000, 2437500, 2518750, 2600000, 2906250, 3000000, 3022500, 3100000, 3224000, 3250000, 3720000, 3778125, 3875000, 3900000, 4030000, 4650000, 4836000, 4875000, 5037500, 5812500, 6045000, 6200000, 6296875, 6500000, 7556250, 7750000, 7800000, 8060000, 9300000, 9672000, 9750000, 10075000, 11625000, 12090000, 12593750, 13000000, 15112500, 15500000, 16120000, 18600000, 18890625, 19500000, 20150000, 23250000, 24180000, 25187500, 30225000, 31000000, 37781250, 39000000, 40300000, 46500000, 48360000, 50375000, 60450000, 75562500, 80600000, 93000000, 100750000, 120900000, 151125000, 201500000, 241800000, 302250000, 403000000, 604500000, 1209000000]

約数ペア:

[(1, 1209000000), (2, 604500000), (3, 403000000), (4, 302250000), (5, 241800000), (6, 201500000), (8, 151125000), (10, 120900000), (12, 100750000), (13, 93000000), (15, 80600000), (16, 75562500), (20, 60450000), (24, 50375000), (25, 48360000), (26, 46500000), (30, 40300000), (31, 39000000), (32, 37781250), (39, 31000000), (40, 30225000), (48, 25187500), (50, 24180000), (52, 23250000), (60, 20150000), (62, 19500000), (64, 18890625), (65, 18600000), (75, 16120000), (78, 15500000), (80, 15112500), (93, 13000000), (96, 12593750), (100, 12090000), (104, 11625000), (120, 10075000), (124, 9750000), (125, 9672000), (130, 9300000), (150, 8060000), (155, 7800000), (156, 7750000), (160, 7556250), (186, 6500000), (192, 6296875), (195, 6200000), (200, 6045000), (208, 5812500), (240, 5037500), (248, 4875000), (250, 4836000), (260, 4650000), (300, 4030000), (310, 3900000), (312, 3875000), (320, 3778125), (325, 3720000), (372, 3250000), (375, 3224000), (390, 3100000), (400, 3022500), (403, 3000000), (416, 2906250), (465, 2600000), (480, 2518750), (496, 2437500), (500, 2418000), (520, 2325000), (600, 2015000), (620, 1950000), (624, 1937500), (625, 1934400), (650, 1860000), (744, 1625000), (750, 1612000), (775, 1560000), (780, 1550000), (800, 1511250), (806, 1500000), (832, 1453125), (930, 1300000), (960, 1259375), (975, 1240000), (992, 1218750), (1000, 1209000), (1040, 1162500), (1200, 1007500), (1209, 1000000), (1240, 975000), (1248, 968750), (1250, 967200), (1300, 930000), (1488, 812500), (1500, 806000), (1550, 780000), (1560, 775000), (1600, 755625), (1612, 750000), (1625, 744000), (1860, 650000), (1875, 644800), (1950, 620000), (1984, 609375), (2000, 604500), (2015, 600000), (2080, 581250), (2325, 520000), (2400, 503750), (2418, 500000), (2480, 487500), (2496, 484375), (2500, 483600), (2600, 465000), (2976, 406250), (3000, 403000), (3100, 390000), (3120, 387500), (3125, 386880), (3224, 375000), (3250, 372000), (3720, 325000), (3750, 322400), (3875, 312000), (3900, 310000), (4000, 302250), (4030, 300000), (4160, 290625), (4650, 260000), (4800, 251875), (4836, 250000), (4875, 248000), (4960, 243750), (5000, 241800), (5200, 232500), (5952, 203125), (6000, 201500), (6045, 200000), (6200, 195000), (6240, 193750), (6250, 193440), (6448, 187500), (6500, 186000), (7440, 162500), (7500, 161200), (7750, 156000), (7800, 155000), (8000, 151125), (8060, 150000), (8125, 148800), (9300, 130000), (9375, 128960), (9672, 125000), (9750, 124000), (9920, 121875), (10000, 120900), (10075, 120000), (10400, 116250), (11625, 104000), (12000, 100750), (12090, 100000), (12400, 97500), (12480, 96875), (12500, 96720), (12896, 93750), (13000, 93000), (14880, 81250), (15000, 80600), (15500, 78000), (15600, 77500), (15625, 77376), (16120, 75000), (16250, 74400), (18600, 65000), (18750, 64480), (19344, 62500), (19375, 62400), (19500, 62000), (20000, 60450), (20150, 60000), (20800, 58125), (23250, 52000), (24000, 50375), (24180, 50000), (24375, 49600), (24800, 48750), (25000, 48360), (25792, 46875), (26000, 46500), (29760, 40625), (30000, 40300), (30225, 40000), (31000, 39000), (31200, 38750), (31250, 38688), (32240, 37500), (32500, 37200)]