251997264

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^2\times {\mathrm{607}}^1$

素因数の和:686

約数の個数: 120

約数和(自身を含む): 748642560

約数和(自身を除く): 496645296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 607, 744, 837, 961, 1116, 1214, 1488, 1674, 1821, 1922, 2232, 2428, 2883, 3348, 3642, 3844, 4464, 4856, 5463, 5766, 6696, 7284, 7688, 8649, 9712, 10926, 11532, 13392, 14568, 15376, 16389, 17298, 18817, 21852, 23064, 25947, 29136, 32778, 34596, 37634, 43704, 46128, 51894, 56451, 65556, 69192, 75268, 87408, 103788, 112902, 131112, 138384, 150536, 169353, 207576, 225804, 262224, 301072, 338706, 415152, 451608, 508059, 583327, 677412, 903216, 1016118, 1166654, 1354824, 1749981, 2032236, 2333308, 2709648, 3499962, 4064472, 4666616, 5249943, 6999924, 8128944, 9333232, 10499886, 13999848, 15749829, 20999772, 27999696, 31499658, 41999544, 62999316, 83999088, 125998632, 251997264]

約数ペア:

[(1, 251997264), (2, 125998632), (3, 83999088), (4, 62999316), (6, 41999544), (8, 31499658), (9, 27999696), (12, 20999772), (16, 15749829), (18, 13999848), (24, 10499886), (27, 9333232), (31, 8128944), (36, 6999924), (48, 5249943), (54, 4666616), (62, 4064472), (72, 3499962), (93, 2709648), (108, 2333308), (124, 2032236), (144, 1749981), (186, 1354824), (216, 1166654), (248, 1016118), (279, 903216), (372, 677412), (432, 583327), (496, 508059), (558, 451608), (607, 415152), (744, 338706), (837, 301072), (961, 262224), (1116, 225804), (1214, 207576), (1488, 169353), (1674, 150536), (1821, 138384), (1922, 131112), (2232, 112902), (2428, 103788), (2883, 87408), (3348, 75268), (3642, 69192), (3844, 65556), (4464, 56451), (4856, 51894), (5463, 46128), (5766, 43704), (6696, 37634), (7284, 34596), (7688, 32778), (8649, 29136), (9712, 25947), (10926, 23064), (11532, 21852), (13392, 18817), (14568, 17298), (15376, 16389)]