7758720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{449}}^1$

素因数の和:477

約数の個数: 128

約数和(自身を含む): 27540000

約数和(自身を除く): 19781280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 449, 480, 540, 576, 640, 720, 864, 898, 960, 1080, 1152, 1347, 1440, 1728, 1796, 1920, 2160, 2245, 2694, 2880, 3456, 3592, 4041, 4320, 4490, 5388, 5760, 6735, 7184, 8082, 8640, 8980, 10776, 12123, 13470, 14368, 16164, 17280, 17960, 20205, 21552, 24246, 26940, 28736, 32328, 35920, 40410, 43104, 48492, 53880, 57472, 60615, 64656, 71840, 80820, 86208, 96984, 107760, 121230, 129312, 143680, 161640, 172416, 193968, 215520, 242460, 258624, 287360, 323280, 387936, 431040, 484920, 517248, 646560, 775872, 862080, 969840, 1293120, 1551744, 1939680, 2586240, 3879360, 7758720]

約数ペア:

[(1, 7758720), (2, 3879360), (3, 2586240), (4, 1939680), (5, 1551744), (6, 1293120), (8, 969840), (9, 862080), (10, 775872), (12, 646560), (15, 517248), (16, 484920), (18, 431040), (20, 387936), (24, 323280), (27, 287360), (30, 258624), (32, 242460), (36, 215520), (40, 193968), (45, 172416), (48, 161640), (54, 143680), (60, 129312), (64, 121230), (72, 107760), (80, 96984), (90, 86208), (96, 80820), (108, 71840), (120, 64656), (128, 60615), (135, 57472), (144, 53880), (160, 48492), (180, 43104), (192, 40410), (216, 35920), (240, 32328), (270, 28736), (288, 26940), (320, 24246), (360, 21552), (384, 20205), (432, 17960), (449, 17280), (480, 16164), (540, 14368), (576, 13470), (640, 12123), (720, 10776), (864, 8980), (898, 8640), (960, 8082), (1080, 7184), (1152, 6735), (1347, 5760), (1440, 5388), (1728, 4490), (1796, 4320), (1920, 4041), (2160, 3592), (2245, 3456), (2694, 2880)]