131973816

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 378846720

約数和(自身を除く): 246872904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 53, 69, 78, 92, 104, 106, 138, 156, 159, 184, 212, 276, 299, 312, 318, 347, 424, 552, 598, 636, 689, 694, 897, 1041, 1196, 1219, 1272, 1378, 1388, 1794, 2067, 2082, 2392, 2438, 2756, 2776, 3588, 3657, 4134, 4164, 4511, 4876, 5512, 7176, 7314, 7981, 8268, 8328, 9022, 9752, 13533, 14628, 15847, 15962, 16536, 18044, 18391, 23943, 27066, 29256, 31694, 31924, 36088, 36782, 47541, 47886, 54132, 55173, 63388, 63848, 73564, 95082, 95772, 103753, 108264, 110346, 126776, 147128, 190164, 191544, 207506, 220692, 239083, 311259, 380328, 415012, 422993, 441384, 478166, 622518, 717249, 830024, 845986, 956332, 1245036, 1268979, 1434498, 1691972, 1912664, 2490072, 2537958, 2868996, 3383944, 5075916, 5498909, 5737992, 10151832, 10997818, 16496727, 21995636, 32993454, 43991272, 65986908, 131973816]

約数ペア:

[(1, 131973816), (2, 65986908), (3, 43991272), (4, 32993454), (6, 21995636), (8, 16496727), (12, 10997818), (13, 10151832), (23, 5737992), (24, 5498909), (26, 5075916), (39, 3383944), (46, 2868996), (52, 2537958), (53, 2490072), (69, 1912664), (78, 1691972), (92, 1434498), (104, 1268979), (106, 1245036), (138, 956332), (156, 845986), (159, 830024), (184, 717249), (212, 622518), (276, 478166), (299, 441384), (312, 422993), (318, 415012), (347, 380328), (424, 311259), (552, 239083), (598, 220692), (636, 207506), (689, 191544), (694, 190164), (897, 147128), (1041, 126776), (1196, 110346), (1219, 108264), (1272, 103753), (1378, 95772), (1388, 95082), (1794, 73564), (2067, 63848), (2082, 63388), (2392, 55173), (2438, 54132), (2756, 47886), (2776, 47541), (3588, 36782), (3657, 36088), (4134, 31924), (4164, 31694), (4511, 29256), (4876, 27066), (5512, 23943), (7176, 18391), (7314, 18044), (7981, 16536), (8268, 15962), (8328, 15847), (9022, 14628), (9752, 13533)]