15198720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{1979}}^1$

素因数の和:2005

約数の個数: 80

約数和(自身を含む): 48612960

約数和(自身を除く): 33414240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 1979, 2560, 3840, 3958, 5937, 7680, 7916, 9895, 11874, 15832, 19790, 23748, 29685, 31664, 39580, 47496, 59370, 63328, 79160, 94992, 118740, 126656, 158320, 189984, 237480, 253312, 316640, 379968, 474960, 506624, 633280, 759936, 949920, 1013248, 1266560, 1519872, 1899840, 2533120, 3039744, 3799680, 5066240, 7599360, 15198720]

約数ペア:

[(1, 15198720), (2, 7599360), (3, 5066240), (4, 3799680), (5, 3039744), (6, 2533120), (8, 1899840), (10, 1519872), (12, 1266560), (15, 1013248), (16, 949920), (20, 759936), (24, 633280), (30, 506624), (32, 474960), (40, 379968), (48, 316640), (60, 253312), (64, 237480), (80, 189984), (96, 158320), (120, 126656), (128, 118740), (160, 94992), (192, 79160), (240, 63328), (256, 59370), (320, 47496), (384, 39580), (480, 31664), (512, 29685), (640, 23748), (768, 19790), (960, 15832), (1280, 11874), (1536, 9895), (1920, 7916), (1979, 7680), (2560, 5937), (3840, 3958)]