280410000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:763

約数の個数: 200

約数和(自身を含む): 976187520

約数和(自身を除く): 695777520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 125, 130, 150, 156, 195, 200, 208, 240, 250, 260, 300, 312, 325, 375, 390, 400, 500, 520, 600, 624, 625, 650, 719, 750, 780, 975, 1000, 1040, 1200, 1250, 1300, 1438, 1500, 1560, 1625, 1875, 1950, 2000, 2157, 2500, 2600, 2876, 3000, 3120, 3250, 3595, 3750, 3900, 4314, 4875, 5000, 5200, 5752, 6000, 6500, 7190, 7500, 7800, 8125, 8628, 9347, 9750, 10000, 10785, 11504, 13000, 14380, 15000, 15600, 16250, 17256, 17975, 18694, 19500, 21570, 24375, 26000, 28041, 28760, 30000, 32500, 34512, 35950, 37388, 39000, 43140, 46735, 48750, 53925, 56082, 57520, 65000, 71900, 74776, 78000, 86280, 89875, 93470, 97500, 107850, 112164, 130000, 140205, 143800, 149552, 172560, 179750, 186940, 195000, 215700, 224328, 233675, 269625, 280410, 287600, 359500, 373880, 390000, 431400, 448656, 449375, 467350, 539250, 560820, 701025, 719000, 747760, 862800, 898750, 934700, 1078500, 1121640, 1168375, 1348125, 1402050, 1438000, 1797500, 1869400, 2157000, 2243280, 2336750, 2696250, 2804100, 3505125, 3595000, 3738800, 4314000, 4673500, 5392500, 5608200, 5841875, 7010250, 7190000, 9347000, 10785000, 11216400, 11683750, 14020500, 17525625, 18694000, 21570000, 23367500, 28041000, 35051250, 46735000, 56082000, 70102500, 93470000, 140205000, 280410000]

約数ペア:

[(1, 280410000), (2, 140205000), (3, 93470000), (4, 70102500), (5, 56082000), (6, 46735000), (8, 35051250), (10, 28041000), (12, 23367500), (13, 21570000), (15, 18694000), (16, 17525625), (20, 14020500), (24, 11683750), (25, 11216400), (26, 10785000), (30, 9347000), (39, 7190000), (40, 7010250), (48, 5841875), (50, 5608200), (52, 5392500), (60, 4673500), (65, 4314000), (75, 3738800), (78, 3595000), (80, 3505125), (100, 2804100), (104, 2696250), (120, 2336750), (125, 2243280), (130, 2157000), (150, 1869400), (156, 1797500), (195, 1438000), (200, 1402050), (208, 1348125), (240, 1168375), (250, 1121640), (260, 1078500), (300, 934700), (312, 898750), (325, 862800), (375, 747760), (390, 719000), (400, 701025), (500, 560820), (520, 539250), (600, 467350), (624, 449375), (625, 448656), (650, 431400), (719, 390000), (750, 373880), (780, 359500), (975, 287600), (1000, 280410), (1040, 269625), (1200, 233675), (1250, 224328), (1300, 215700), (1438, 195000), (1500, 186940), (1560, 179750), (1625, 172560), (1875, 149552), (1950, 143800), (2000, 140205), (2157, 130000), (2500, 112164), (2600, 107850), (2876, 97500), (3000, 93470), (3120, 89875), (3250, 86280), (3595, 78000), (3750, 74776), (3900, 71900), (4314, 65000), (4875, 57520), (5000, 56082), (5200, 53925), (5752, 48750), (6000, 46735), (6500, 43140), (7190, 39000), (7500, 37388), (7800, 35950), (8125, 34512), (8628, 32500), (9347, 30000), (9750, 28760), (10000, 28041), (10785, 26000), (11504, 24375), (13000, 21570), (14380, 19500), (15000, 18694), (15600, 17975), (16250, 17256)]