215956800

素因数分解:

$2^6\times 3^3\times 5^2\times {\mathrm{4999}}^1$

素因数の和:5030

約数の個数: 168

約数和(自身を含む): 787400000

約数和(自身を除く): 571443200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 270, 288, 300, 320, 360, 400, 432, 450, 480, 540, 576, 600, 675, 720, 800, 864, 900, 960, 1080, 1200, 1350, 1440, 1600, 1728, 1800, 2160, 2400, 2700, 2880, 3600, 4320, 4800, 4999, 5400, 7200, 8640, 9998, 10800, 14400, 14997, 19996, 21600, 24995, 29994, 39992, 43200, 44991, 49990, 59988, 74985, 79984, 89982, 99980, 119976, 124975, 134973, 149970, 159968, 179964, 199960, 224955, 239952, 249950, 269946, 299940, 319936, 359928, 374925, 399920, 449910, 479904, 499900, 539892, 599880, 674865, 719856, 749850, 799840, 899820, 959808, 999800, 1079784, 1124775, 1199760, 1349730, 1439712, 1499700, 1599680, 1799640, 1999600, 2159568, 2249550, 2399520, 2699460, 2879424, 2999400, 3374325, 3599280, 3999200, 4319136, 4499100, 4799040, 5398920, 5998800, 6748650, 7198560, 7998400, 8638272, 8998200, 10797840, 11997600, 13497300, 14397120, 17996400, 21595680, 23995200, 26994600, 35992800, 43191360, 53989200, 71985600, 107978400, 215956800]

約数ペア:

[(1, 215956800), (2, 107978400), (3, 71985600), (4, 53989200), (5, 43191360), (6, 35992800), (8, 26994600), (9, 23995200), (10, 21595680), (12, 17996400), (15, 14397120), (16, 13497300), (18, 11997600), (20, 10797840), (24, 8998200), (25, 8638272), (27, 7998400), (30, 7198560), (32, 6748650), (36, 5998800), (40, 5398920), (45, 4799040), (48, 4499100), (50, 4319136), (54, 3999200), (60, 3599280), (64, 3374325), (72, 2999400), (75, 2879424), (80, 2699460), (90, 2399520), (96, 2249550), (100, 2159568), (108, 1999600), (120, 1799640), (135, 1599680), (144, 1499700), (150, 1439712), (160, 1349730), (180, 1199760), (192, 1124775), (200, 1079784), (216, 999800), (225, 959808), (240, 899820), (270, 799840), (288, 749850), (300, 719856), (320, 674865), (360, 599880), (400, 539892), (432, 499900), (450, 479904), (480, 449910), (540, 399920), (576, 374925), (600, 359928), (675, 319936), (720, 299940), (800, 269946), (864, 249950), (900, 239952), (960, 224955), (1080, 199960), (1200, 179964), (1350, 159968), (1440, 149970), (1600, 134973), (1728, 124975), (1800, 119976), (2160, 99980), (2400, 89982), (2700, 79984), (2880, 74985), (3600, 59988), (4320, 49990), (4800, 44991), (4999, 43200), (5400, 39992), (7200, 29994), (8640, 24995), (9998, 21600), (10800, 19996), (14400, 14997)]