28129152

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 82252800

約数和(自身を除く): 54123648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 32, 34, 48, 51, 62, 64, 68, 93, 96, 102, 124, 128, 136, 139, 186, 192, 204, 248, 272, 278, 372, 384, 408, 417, 496, 527, 544, 556, 744, 816, 834, 992, 1054, 1088, 1112, 1488, 1581, 1632, 1668, 1984, 2108, 2176, 2224, 2363, 2976, 3162, 3264, 3336, 3968, 4216, 4309, 4448, 4726, 5952, 6324, 6528, 6672, 7089, 8432, 8618, 8896, 9452, 11904, 12648, 12927, 13344, 14178, 16864, 17236, 17792, 18904, 25296, 25854, 26688, 28356, 33728, 34472, 37808, 50592, 51708, 53376, 56712, 67456, 68944, 73253, 75616, 101184, 103416, 113424, 137888, 146506, 151232, 202368, 206832, 219759, 226848, 275776, 293012, 302464, 413664, 439518, 453696, 551552, 586024, 827328, 879036, 907392, 1172048, 1654656, 1758072, 2344096, 3516144, 4688192, 7032288, 9376384, 14064576, 28129152]

約数ペア:

[(1, 28129152), (2, 14064576), (3, 9376384), (4, 7032288), (6, 4688192), (8, 3516144), (12, 2344096), (16, 1758072), (17, 1654656), (24, 1172048), (31, 907392), (32, 879036), (34, 827328), (48, 586024), (51, 551552), (62, 453696), (64, 439518), (68, 413664), (93, 302464), (96, 293012), (102, 275776), (124, 226848), (128, 219759), (136, 206832), (139, 202368), (186, 151232), (192, 146506), (204, 137888), (248, 113424), (272, 103416), (278, 101184), (372, 75616), (384, 73253), (408, 68944), (417, 67456), (496, 56712), (527, 53376), (544, 51708), (556, 50592), (744, 37808), (816, 34472), (834, 33728), (992, 28356), (1054, 26688), (1088, 25854), (1112, 25296), (1488, 18904), (1581, 17792), (1632, 17236), (1668, 16864), (1984, 14178), (2108, 13344), (2176, 12927), (2224, 12648), (2363, 11904), (2976, 9452), (3162, 8896), (3264, 8618), (3336, 8432), (3968, 7089), (4216, 6672), (4309, 6528), (4448, 6324), (4726, 5952)]