19015680

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{619}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 60933600

約数和(自身を除く): 41917920

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, 619, 640, 768, 960, 1024, 1238, 1280, 1536, 1857, 1920, 2048, 2476, 2560, 3072, 3095, 3714, 3840, 4952, 5120, 6144, 6190, 7428, 7680, 9285, 9904, 10240, 12380, 14856, 15360, 18570, 19808, 24760, 29712, 30720, 37140, 39616, 49520, 59424, 74280, 79232, 99040, 118848, 148560, 158464, 198080, 237696, 297120, 316928, 396160, 475392, 594240, 633856, 792320, 950784, 1188480, 1267712, 1584640, 1901568, 2376960, 3169280, 3803136, 4753920, 6338560, 9507840, 19015680]

約数ペア:

[(1, 19015680), (2, 9507840), (3, 6338560), (4, 4753920), (5, 3803136), (6, 3169280), (8, 2376960), (10, 1901568), (12, 1584640), (15, 1267712), (16, 1188480), (20, 950784), (24, 792320), (30, 633856), (32, 594240), (40, 475392), (48, 396160), (60, 316928), (64, 297120), (80, 237696), (96, 198080), (120, 158464), (128, 148560), (160, 118848), (192, 99040), (240, 79232), (256, 74280), (320, 59424), (384, 49520), (480, 39616), (512, 37140), (619, 30720), (640, 29712), (768, 24760), (960, 19808), (1024, 18570), (1238, 15360), (1280, 14856), (1536, 12380), (1857, 10240), (1920, 9904), (2048, 9285), (2476, 7680), (2560, 7428), (3072, 6190), (3095, 6144), (3714, 5120), (3840, 4952)]