209974128

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:991

約数の個数: 160

約数和(自身を含む): 680956416

約数和(自身を除く): 470982288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 53, 56, 78, 84, 91, 104, 106, 112, 156, 159, 168, 182, 208, 212, 273, 312, 318, 336, 364, 371, 424, 546, 624, 636, 689, 728, 742, 848, 907, 1092, 1113, 1272, 1378, 1456, 1484, 1814, 2067, 2184, 2226, 2544, 2721, 2756, 2968, 3628, 4134, 4368, 4452, 4823, 5442, 5512, 5936, 6349, 7256, 8268, 8904, 9646, 10884, 11024, 11791, 12698, 14469, 14512, 16536, 17808, 19047, 19292, 21768, 23582, 25396, 28938, 33072, 35373, 38094, 38584, 43536, 47164, 48071, 50792, 57876, 70746, 76188, 77168, 82537, 94328, 96142, 101584, 115752, 141492, 144213, 152376, 165074, 188656, 192284, 231504, 247611, 282984, 288426, 304752, 330148, 336497, 384568, 495222, 565968, 576852, 624923, 660296, 672994, 769136, 990444, 1009491, 1153704, 1249846, 1320592, 1345988, 1874769, 1980888, 2018982, 2307408, 2499692, 2691976, 3749538, 3961776, 4037964, 4374461, 4999384, 5383952, 7499076, 8075928, 8748922, 9998768, 13123383, 14998152, 16151856, 17497844, 26246766, 29996304, 34995688, 52493532, 69991376, 104987064, 209974128]

約数ペア:

[(1, 209974128), (2, 104987064), (3, 69991376), (4, 52493532), (6, 34995688), (7, 29996304), (8, 26246766), (12, 17497844), (13, 16151856), (14, 14998152), (16, 13123383), (21, 9998768), (24, 8748922), (26, 8075928), (28, 7499076), (39, 5383952), (42, 4999384), (48, 4374461), (52, 4037964), (53, 3961776), (56, 3749538), (78, 2691976), (84, 2499692), (91, 2307408), (104, 2018982), (106, 1980888), (112, 1874769), (156, 1345988), (159, 1320592), (168, 1249846), (182, 1153704), (208, 1009491), (212, 990444), (273, 769136), (312, 672994), (318, 660296), (336, 624923), (364, 576852), (371, 565968), (424, 495222), (546, 384568), (624, 336497), (636, 330148), (689, 304752), (728, 288426), (742, 282984), (848, 247611), (907, 231504), (1092, 192284), (1113, 188656), (1272, 165074), (1378, 152376), (1456, 144213), (1484, 141492), (1814, 115752), (2067, 101584), (2184, 96142), (2226, 94328), (2544, 82537), (2721, 77168), (2756, 76188), (2968, 70746), (3628, 57876), (4134, 50792), (4368, 48071), (4452, 47164), (4823, 43536), (5442, 38584), (5512, 38094), (5936, 35373), (6349, 33072), (7256, 28938), (8268, 25396), (8904, 23582), (9646, 21768), (10884, 19292), (11024, 19047), (11791, 17808), (12698, 16536), (14469, 14512)]