221022312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{37}}^2$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 670632480

約数和(自身を除く): 449610168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 37, 42, 56, 62, 74, 84, 93, 111, 124, 148, 168, 186, 217, 222, 248, 259, 296, 372, 434, 444, 518, 651, 744, 777, 868, 888, 961, 1036, 1147, 1302, 1369, 1554, 1736, 1922, 2072, 2294, 2604, 2738, 2883, 3108, 3441, 3844, 4107, 4588, 5208, 5476, 5766, 6216, 6727, 6882, 7688, 8029, 8214, 9176, 9583, 10952, 11532, 13454, 13764, 16058, 16428, 19166, 20181, 23064, 24087, 26908, 27528, 28749, 32116, 32856, 35557, 38332, 40362, 42439, 48174, 53816, 57498, 64232, 71114, 76664, 80724, 84878, 96348, 106671, 114996, 127317, 142228, 161448, 169756, 192696, 213342, 229992, 248899, 254634, 284456, 297073, 339512, 426684, 497798, 509268, 594146, 746697, 853368, 891219, 995596, 1018536, 1188292, 1315609, 1493394, 1782438, 1991192, 2376584, 2631218, 2986788, 3564876, 3946827, 5262436, 5973576, 7129752, 7893654, 9209263, 10524872, 15787308, 18418526, 27627789, 31574616, 36837052, 55255578, 73674104, 110511156, 221022312]

約数ペア:

[(1, 221022312), (2, 110511156), (3, 73674104), (4, 55255578), (6, 36837052), (7, 31574616), (8, 27627789), (12, 18418526), (14, 15787308), (21, 10524872), (24, 9209263), (28, 7893654), (31, 7129752), (37, 5973576), (42, 5262436), (56, 3946827), (62, 3564876), (74, 2986788), (84, 2631218), (93, 2376584), (111, 1991192), (124, 1782438), (148, 1493394), (168, 1315609), (186, 1188292), (217, 1018536), (222, 995596), (248, 891219), (259, 853368), (296, 746697), (372, 594146), (434, 509268), (444, 497798), (518, 426684), (651, 339512), (744, 297073), (777, 284456), (868, 254634), (888, 248899), (961, 229992), (1036, 213342), (1147, 192696), (1302, 169756), (1369, 161448), (1554, 142228), (1736, 127317), (1922, 114996), (2072, 106671), (2294, 96348), (2604, 84878), (2738, 80724), (2883, 76664), (3108, 71114), (3441, 64232), (3844, 57498), (4107, 53816), (4588, 48174), (5208, 42439), (5476, 40362), (5766, 38332), (6216, 35557), (6727, 32856), (6882, 32116), (7688, 28749), (8029, 27528), (8214, 26908), (9176, 24087), (9583, 23064), (10952, 20181), (11532, 19166), (13454, 16428), (13764, 16058)]