856505376

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{41887}}^1$

素因数の和:41974

約数の個数: 72

約数和(自身を含む): 2470051584

約数和(自身を除く): 1613546208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 1136, 1278, 1704, 2272, 2556, 3408, 5112, 6816, 10224, 20448, 41887, 83774, 125661, 167548, 251322, 335096, 376983, 502644, 670192, 753966, 1005288, 1340384, 1507932, 2010576, 2973977, 3015864, 4021152, 5947954, 6031728, 8921931, 11895908, 12063456, 17843862, 23791816, 26765793, 35687724, 47583632, 53531586, 71375448, 95167264, 107063172, 142750896, 214126344, 285501792, 428252688, 856505376]

約数ペア:

[(1, 856505376), (2, 428252688), (3, 285501792), (4, 214126344), (6, 142750896), (8, 107063172), (9, 95167264), (12, 71375448), (16, 53531586), (18, 47583632), (24, 35687724), (32, 26765793), (36, 23791816), (48, 17843862), (71, 12063456), (72, 11895908), (96, 8921931), (142, 6031728), (144, 5947954), (213, 4021152), (284, 3015864), (288, 2973977), (426, 2010576), (568, 1507932), (639, 1340384), (852, 1005288), (1136, 753966), (1278, 670192), (1704, 502644), (2272, 376983), (2556, 335096), (3408, 251322), (5112, 167548), (6816, 125661), (10224, 83774), (20448, 41887)]