179964000

素因数分解:

$2^5\times 3^2\times 5^3\times {\mathrm{4999}}^1$

素因数の和:5030

約数の個数: 144

約数和(自身を含む): 638820000

約数和(自身を除く): 458856000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 500, 600, 720, 750, 800, 900, 1000, 1125, 1200, 1440, 1500, 1800, 2000, 2250, 2400, 3000, 3600, 4000, 4500, 4999, 6000, 7200, 9000, 9998, 12000, 14997, 18000, 19996, 24995, 29994, 36000, 39992, 44991, 49990, 59988, 74985, 79984, 89982, 99980, 119976, 124975, 149970, 159968, 179964, 199960, 224955, 239952, 249950, 299940, 359928, 374925, 399920, 449910, 479904, 499900, 599880, 624875, 719856, 749850, 799840, 899820, 999800, 1124775, 1199760, 1249750, 1439712, 1499700, 1799640, 1874625, 1999600, 2249550, 2399520, 2499500, 2999400, 3599280, 3749250, 3999200, 4499100, 4999000, 5623875, 5998800, 7198560, 7498500, 8998200, 9998000, 11247750, 11997600, 14997000, 17996400, 19996000, 22495500, 29994000, 35992800, 44991000, 59988000, 89982000, 179964000]

約数ペア:

[(1, 179964000), (2, 89982000), (3, 59988000), (4, 44991000), (5, 35992800), (6, 29994000), (8, 22495500), (9, 19996000), (10, 17996400), (12, 14997000), (15, 11997600), (16, 11247750), (18, 9998000), (20, 8998200), (24, 7498500), (25, 7198560), (30, 5998800), (32, 5623875), (36, 4999000), (40, 4499100), (45, 3999200), (48, 3749250), (50, 3599280), (60, 2999400), (72, 2499500), (75, 2399520), (80, 2249550), (90, 1999600), (96, 1874625), (100, 1799640), (120, 1499700), (125, 1439712), (144, 1249750), (150, 1199760), (160, 1124775), (180, 999800), (200, 899820), (225, 799840), (240, 749850), (250, 719856), (288, 624875), (300, 599880), (360, 499900), (375, 479904), (400, 449910), (450, 399920), (480, 374925), (500, 359928), (600, 299940), (720, 249950), (750, 239952), (800, 224955), (900, 199960), (1000, 179964), (1125, 159968), (1200, 149970), (1440, 124975), (1500, 119976), (1800, 99980), (2000, 89982), (2250, 79984), (2400, 74985), (3000, 59988), (3600, 49990), (4000, 44991), (4500, 39992), (4999, 36000), (6000, 29994), (7200, 24995), (9000, 19996), (9998, 18000), (12000, 14997)]