20161524208

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:559

約数の個数: 160

約数和(自身を含む): 46572416000

約数和(自身を除く): 26410891792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 109, 112, 172, 193, 199, 218, 301, 344, 386, 398, 436, 602, 688, 763, 772, 796, 872, 1204, 1351, 1393, 1526, 1544, 1592, 1744, 2408, 2702, 2786, 3052, 3088, 3184, 4687, 4816, 5404, 5572, 6104, 8299, 8557, 9374, 10808, 11144, 12208, 16598, 17114, 18748, 21037, 21616, 21691, 22288, 32809, 33196, 34228, 37496, 38407, 42074, 43382, 58093, 59899, 65618, 66392, 68456, 74992, 76814, 84148, 86764, 116186, 119798, 131236, 132784, 136912, 147259, 151837, 153628, 168296, 173528, 232372, 239596, 262472, 268849, 294518, 303674, 307256, 336592, 347056, 464744, 479192, 524944, 537698, 589036, 607348, 614512, 904591, 929488, 932713, 958384, 1075396, 1178072, 1214696, 1651501, 1809182, 1865426, 2150792, 2356144, 2429392, 3303002, 3618364, 3730852, 4186363, 4301584, 6332137, 6528991, 6606004, 7236728, 7461704, 8372726, 11560507, 12664274, 13057982, 13212008, 14473456, 14923408, 16745452, 23121014, 25328548, 26115964, 26424016, 29304541, 33490904, 46242028, 50657096, 52231928, 58609082, 66981808, 92484056, 101314192, 104463856, 117218164, 180013609, 184968112, 234436328, 360027218, 468872656, 720054436, 1260095263, 1440108872, 2520190526, 2880217744, 5040381052, 10080762104, 20161524208]

約数ペア:

[(1, 20161524208), (2, 10080762104), (4, 5040381052), (7, 2880217744), (8, 2520190526), (14, 1440108872), (16, 1260095263), (28, 720054436), (43, 468872656), (56, 360027218), (86, 234436328), (109, 184968112), (112, 180013609), (172, 117218164), (193, 104463856), (199, 101314192), (218, 92484056), (301, 66981808), (344, 58609082), (386, 52231928), (398, 50657096), (436, 46242028), (602, 33490904), (688, 29304541), (763, 26424016), (772, 26115964), (796, 25328548), (872, 23121014), (1204, 16745452), (1351, 14923408), (1393, 14473456), (1526, 13212008), (1544, 13057982), (1592, 12664274), (1744, 11560507), (2408, 8372726), (2702, 7461704), (2786, 7236728), (3052, 6606004), (3088, 6528991), (3184, 6332137), (4687, 4301584), (4816, 4186363), (5404, 3730852), (5572, 3618364), (6104, 3303002), (8299, 2429392), (8557, 2356144), (9374, 2150792), (10808, 1865426), (11144, 1809182), (12208, 1651501), (16598, 1214696), (17114, 1178072), (18748, 1075396), (21037, 958384), (21616, 932713), (21691, 929488), (22288, 904591), (32809, 614512), (33196, 607348), (34228, 589036), (37496, 537698), (38407, 524944), (42074, 479192), (43382, 464744), (58093, 347056), (59899, 336592), (65618, 307256), (66392, 303674), (68456, 294518), (74992, 268849), (76814, 262472), (84148, 239596), (86764, 232372), (116186, 173528), (119798, 168296), (131236, 153628), (132784, 151837), (136912, 147259)]