181662728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 398012160

約数和(自身を除く): 216349432

約数列:

[1, 2, 4, 8, 13, 26, 29, 31, 52, 58, 62, 67, 104, 116, 124, 134, 232, 248, 268, 377, 403, 536, 754, 806, 841, 871, 899, 1508, 1612, 1682, 1742, 1798, 1943, 2077, 3016, 3224, 3364, 3484, 3596, 3886, 4154, 6728, 6968, 7192, 7772, 8308, 10933, 11687, 15544, 16616, 21866, 23374, 25259, 26071, 27001, 43732, 46748, 50518, 52142, 54002, 56347, 60233, 87464, 93496, 101036, 104284, 108004, 112694, 120466, 202072, 208568, 216008, 225388, 240932, 338923, 450776, 481864, 677846, 732511, 783029, 1355692, 1465022, 1566058, 1746757, 2711384, 2930044, 3132116, 3493514, 5860088, 6264232, 6987028, 13974056, 22707841, 45415682, 90831364, 181662728]

約数ペア:

[(1, 181662728), (2, 90831364), (4, 45415682), (8, 22707841), (13, 13974056), (26, 6987028), (29, 6264232), (31, 5860088), (52, 3493514), (58, 3132116), (62, 2930044), (67, 2711384), (104, 1746757), (116, 1566058), (124, 1465022), (134, 1355692), (232, 783029), (248, 732511), (268, 677846), (377, 481864), (403, 450776), (536, 338923), (754, 240932), (806, 225388), (841, 216008), (871, 208568), (899, 202072), (1508, 120466), (1612, 112694), (1682, 108004), (1742, 104284), (1798, 101036), (1943, 93496), (2077, 87464), (3016, 60233), (3224, 56347), (3364, 54002), (3484, 52142), (3596, 50518), (3886, 46748), (4154, 43732), (6728, 27001), (6968, 26071), (7192, 25259), (7772, 23374), (8308, 21866), (10933, 16616), (11687, 15544)]