720139252

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 1548933120

約数和(自身を除く): 828793868

約数列:

[1, 2, 4, 7, 14, 28, 29, 41, 58, 82, 97, 116, 164, 194, 203, 223, 287, 388, 406, 446, 574, 679, 812, 892, 1148, 1189, 1358, 1561, 2378, 2716, 2813, 3122, 3977, 4756, 5626, 6244, 6467, 7954, 8323, 9143, 11252, 12934, 15908, 16646, 18286, 19691, 21631, 25868, 27839, 33292, 36572, 39382, 43262, 45269, 55678, 64001, 78764, 86524, 90538, 111356, 115333, 128002, 151417, 181076, 230666, 256004, 265147, 302834, 461332, 530294, 605668, 627299, 807331, 886871, 1060588, 1254598, 1614662, 1773742, 1856029, 2509196, 3229324, 3547484, 3712058, 4391093, 6208097, 7424116, 8782186, 12416194, 17564372, 24832388, 25719259, 51438518, 102877036, 180034813, 360069626, 720139252]

約数ペア:

[(1, 720139252), (2, 360069626), (4, 180034813), (7, 102877036), (14, 51438518), (28, 25719259), (29, 24832388), (41, 17564372), (58, 12416194), (82, 8782186), (97, 7424116), (116, 6208097), (164, 4391093), (194, 3712058), (203, 3547484), (223, 3229324), (287, 2509196), (388, 1856029), (406, 1773742), (446, 1614662), (574, 1254598), (679, 1060588), (812, 886871), (892, 807331), (1148, 627299), (1189, 605668), (1358, 530294), (1561, 461332), (2378, 302834), (2716, 265147), (2813, 256004), (3122, 230666), (3977, 181076), (4756, 151417), (5626, 128002), (6244, 115333), (6467, 111356), (7954, 90538), (8323, 86524), (9143, 78764), (11252, 64001), (12934, 55678), (15908, 45269), (16646, 43262), (18286, 39382), (19691, 36572), (21631, 33292), (25868, 27839)]