15517440

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{449}}^1$

素因数の和:479

約数の個数: 144

約数和(自身を含む): 55188000

約数和(自身を除く): 39670560

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, 256, 270, 288, 320, 360, 384, 432, 449, 480, 540, 576, 640, 720, 768, 864, 898, 960, 1080, 1152, 1280, 1347, 1440, 1728, 1796, 1920, 2160, 2245, 2304, 2694, 2880, 3456, 3592, 3840, 4041, 4320, 4490, 5388, 5760, 6735, 6912, 7184, 8082, 8640, 8980, 10776, 11520, 12123, 13470, 14368, 16164, 17280, 17960, 20205, 21552, 24246, 26940, 28736, 32328, 34560, 35920, 40410, 43104, 48492, 53880, 57472, 60615, 64656, 71840, 80820, 86208, 96984, 107760, 114944, 121230, 129312, 143680, 161640, 172416, 193968, 215520, 242460, 258624, 287360, 323280, 344832, 387936, 431040, 484920, 517248, 574720, 646560, 775872, 862080, 969840, 1034496, 1293120, 1551744, 1724160, 1939680, 2586240, 3103488, 3879360, 5172480, 7758720, 15517440]

約数ペア:

[(1, 15517440), (2, 7758720), (3, 5172480), (4, 3879360), (5, 3103488), (6, 2586240), (8, 1939680), (9, 1724160), (10, 1551744), (12, 1293120), (15, 1034496), (16, 969840), (18, 862080), (20, 775872), (24, 646560), (27, 574720), (30, 517248), (32, 484920), (36, 431040), (40, 387936), (45, 344832), (48, 323280), (54, 287360), (60, 258624), (64, 242460), (72, 215520), (80, 193968), (90, 172416), (96, 161640), (108, 143680), (120, 129312), (128, 121230), (135, 114944), (144, 107760), (160, 96984), (180, 86208), (192, 80820), (216, 71840), (240, 64656), (256, 60615), (270, 57472), (288, 53880), (320, 48492), (360, 43104), (384, 40410), (432, 35920), (449, 34560), (480, 32328), (540, 28736), (576, 26940), (640, 24246), (720, 21552), (768, 20205), (864, 17960), (898, 17280), (960, 16164), (1080, 14368), (1152, 13470), (1280, 12123), (1347, 11520), (1440, 10776), (1728, 8980), (1796, 8640), (1920, 8082), (2160, 7184), (2245, 6912), (2304, 6735), (2694, 5760), (2880, 5388), (3456, 4490), (3592, 4320), (3840, 4041)]