19591680

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{2551}}^1$

素因数の和:2577

約数の個数: 80

約数和(自身を含む): 62656704

約数和(自身を除く): 43065024

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, 2551, 2560, 3840, 5102, 7653, 7680, 10204, 12755, 15306, 20408, 25510, 30612, 38265, 40816, 51020, 61224, 76530, 81632, 102040, 122448, 153060, 163264, 204080, 244896, 306120, 326528, 408160, 489792, 612240, 653056, 816320, 979584, 1224480, 1306112, 1632640, 1959168, 2448960, 3265280, 3918336, 4897920, 6530560, 9795840, 19591680]

約数ペア:

[(1, 19591680), (2, 9795840), (3, 6530560), (4, 4897920), (5, 3918336), (6, 3265280), (8, 2448960), (10, 1959168), (12, 1632640), (15, 1306112), (16, 1224480), (20, 979584), (24, 816320), (30, 653056), (32, 612240), (40, 489792), (48, 408160), (60, 326528), (64, 306120), (80, 244896), (96, 204080), (120, 163264), (128, 153060), (160, 122448), (192, 102040), (240, 81632), (256, 76530), (320, 61224), (384, 51020), (480, 40816), (512, 38265), (640, 30612), (768, 25510), (960, 20408), (1280, 15306), (1536, 12755), (1920, 10204), (2551, 7680), (2560, 7653), (3840, 5102)]