198326856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1379

約数の個数: 128

約数和(自身を含む): 619315200

約数和(自身を除く): 420988344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 71, 78, 84, 91, 104, 142, 156, 168, 182, 213, 273, 284, 312, 364, 426, 497, 546, 568, 728, 852, 923, 994, 1092, 1279, 1491, 1704, 1846, 1988, 2184, 2558, 2769, 2982, 3692, 3837, 3976, 5116, 5538, 5964, 6461, 7384, 7674, 8953, 10232, 11076, 11928, 12922, 15348, 16627, 17906, 19383, 22152, 25844, 26859, 30696, 33254, 35812, 38766, 49881, 51688, 53718, 66508, 71624, 77532, 90809, 99762, 107436, 116389, 133016, 155064, 181618, 199524, 214872, 232778, 272427, 349167, 363236, 399048, 465556, 544854, 635663, 698334, 726472, 931112, 1089708, 1180517, 1271326, 1396668, 1906989, 2179416, 2361034, 2542652, 2793336, 3541551, 3813978, 4722068, 5085304, 7083102, 7627956, 8263619, 9444136, 14166204, 15255912, 16527238, 24790857, 28332408, 33054476, 49581714, 66108952, 99163428, 198326856]

約数ペア:

[(1, 198326856), (2, 99163428), (3, 66108952), (4, 49581714), (6, 33054476), (7, 28332408), (8, 24790857), (12, 16527238), (13, 15255912), (14, 14166204), (21, 9444136), (24, 8263619), (26, 7627956), (28, 7083102), (39, 5085304), (42, 4722068), (52, 3813978), (56, 3541551), (71, 2793336), (78, 2542652), (84, 2361034), (91, 2179416), (104, 1906989), (142, 1396668), (156, 1271326), (168, 1180517), (182, 1089708), (213, 931112), (273, 726472), (284, 698334), (312, 635663), (364, 544854), (426, 465556), (497, 399048), (546, 363236), (568, 349167), (728, 272427), (852, 232778), (923, 214872), (994, 199524), (1092, 181618), (1279, 155064), (1491, 133016), (1704, 116389), (1846, 107436), (1988, 99762), (2184, 90809), (2558, 77532), (2769, 71624), (2982, 66508), (3692, 53718), (3837, 51688), (3976, 49881), (5116, 38766), (5538, 35812), (5964, 33254), (6461, 30696), (7384, 26859), (7674, 25844), (8953, 22152), (10232, 19383), (11076, 17906), (11928, 16627), (12922, 15348)]