645149568

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{240011}}^1$

素因数の和:240035

約数の個数: 64

約数和(自身を含む): 1958497920

約数和(自身を除く): 1313348352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 240011, 480022, 720033, 960044, 1440066, 1680077, 1920088, 2880132, 3360154, 3840176, 5040231, 5760264, 6720308, 7680352, 10080462, 11520528, 13440616, 15360704, 20160924, 23041056, 26881232, 30721408, 40321848, 46082112, 53762464, 80643696, 92164224, 107524928, 161287392, 215049856, 322574784, 645149568]

約数ペア:

[(1, 645149568), (2, 322574784), (3, 215049856), (4, 161287392), (6, 107524928), (7, 92164224), (8, 80643696), (12, 53762464), (14, 46082112), (16, 40321848), (21, 30721408), (24, 26881232), (28, 23041056), (32, 20160924), (42, 15360704), (48, 13440616), (56, 11520528), (64, 10080462), (84, 7680352), (96, 6720308), (112, 5760264), (128, 5040231), (168, 3840176), (192, 3360154), (224, 2880132), (336, 1920088), (384, 1680077), (448, 1440066), (672, 960044), (896, 720033), (1344, 480022), (2688, 240011)]