180202876

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 384584928

約数和(自身を除く): 204382052

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 181, 217, 259, 362, 434, 518, 724, 868, 961, 1036, 1147, 1267, 1922, 2294, 2534, 3844, 4588, 5068, 5611, 6697, 6727, 8029, 11222, 13394, 13454, 16058, 22444, 26788, 26908, 32116, 35557, 39277, 46879, 71114, 78554, 93758, 142228, 157108, 173941, 187516, 207607, 248899, 347882, 415214, 497798, 695764, 830428, 995596, 1217587, 1453249, 2435174, 2906498, 4870348, 5812996, 6435817, 12871634, 25743268, 45050719, 90101438, 180202876]

約数ペア:

[(1, 180202876), (2, 90101438), (4, 45050719), (7, 25743268), (14, 12871634), (28, 6435817), (31, 5812996), (37, 4870348), (62, 2906498), (74, 2435174), (124, 1453249), (148, 1217587), (181, 995596), (217, 830428), (259, 695764), (362, 497798), (434, 415214), (518, 347882), (724, 248899), (868, 207607), (961, 187516), (1036, 173941), (1147, 157108), (1267, 142228), (1922, 93758), (2294, 78554), (2534, 71114), (3844, 46879), (4588, 39277), (5068, 35557), (5611, 32116), (6697, 26908), (6727, 26788), (8029, 22444), (11222, 16058), (13394, 13454)]