915816960

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{39749}}^1$

素因数の和:39778

約数の個数: 120

約数和(自身を含む): 3171811500

約数和(自身を除く): 2255994540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 39749, 79498, 119247, 158996, 198745, 238494, 317992, 357741, 397490, 476988, 596235, 635984, 715482, 794980, 953976, 1192470, 1271968, 1430964, 1589960, 1788705, 1907952, 2384940, 2543936, 2861928, 3179920, 3577410, 3815904, 4769880, 5087872, 5723856, 6359840, 7154820, 7631808, 9539760, 10175744, 11447712, 12719680, 14309640, 15263616, 19079520, 20351488, 22895424, 25439360, 28619280, 30527232, 38159040, 45790848, 50878720, 57238560, 61054464, 76318080, 91581696, 101757440, 114477120, 152636160, 183163392, 228954240, 305272320, 457908480, 915816960]

約数ペア:

[(1, 915816960), (2, 457908480), (3, 305272320), (4, 228954240), (5, 183163392), (6, 152636160), (8, 114477120), (9, 101757440), (10, 91581696), (12, 76318080), (15, 61054464), (16, 57238560), (18, 50878720), (20, 45790848), (24, 38159040), (30, 30527232), (32, 28619280), (36, 25439360), (40, 22895424), (45, 20351488), (48, 19079520), (60, 15263616), (64, 14309640), (72, 12719680), (80, 11447712), (90, 10175744), (96, 9539760), (120, 7631808), (128, 7154820), (144, 6359840), (160, 5723856), (180, 5087872), (192, 4769880), (240, 3815904), (256, 3577410), (288, 3179920), (320, 2861928), (360, 2543936), (384, 2384940), (480, 1907952), (512, 1788705), (576, 1589960), (640, 1430964), (720, 1271968), (768, 1192470), (960, 953976), (1152, 794980), (1280, 715482), (1440, 635984), (1536, 596235), (1920, 476988), (2304, 397490), (2560, 357741), (2880, 317992), (3840, 238494), (4608, 198745), (5760, 158996), (7680, 119247), (11520, 79498), (23040, 39749)]