189869904

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:478

約数の個数: 180

約数和(自身を含む): 628486560

約数和(自身を除く): 438616656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 71, 72, 84, 98, 112, 126, 142, 144, 147, 168, 196, 213, 252, 284, 294, 336, 379, 392, 426, 441, 497, 504, 568, 588, 639, 758, 784, 852, 882, 994, 1008, 1136, 1137, 1176, 1278, 1491, 1516, 1704, 1764, 1988, 2274, 2352, 2556, 2653, 2982, 3032, 3408, 3411, 3479, 3528, 3976, 4473, 4548, 5112, 5306, 5964, 6064, 6822, 6958, 7056, 7952, 7959, 8946, 9096, 10224, 10437, 10612, 11928, 13644, 13916, 15918, 17892, 18192, 18571, 20874, 21224, 23856, 23877, 26909, 27288, 27832, 31311, 31836, 35784, 37142, 41748, 42448, 47754, 53818, 54576, 55664, 55713, 62622, 63672, 71568, 74284, 80727, 83496, 95508, 107636, 111426, 125244, 127344, 148568, 161454, 166992, 167139, 188363, 191016, 215272, 222852, 242181, 250488, 297136, 322908, 334278, 376726, 382032, 430544, 445704, 484362, 500976, 565089, 645816, 668556, 753452, 891408, 968724, 1130178, 1291632, 1318541, 1337112, 1506904, 1695267, 1937448, 2260356, 2637082, 2674224, 3013808, 3390534, 3874896, 3955623, 4520712, 5274164, 6781068, 7911246, 9041424, 10548328, 11866869, 13562136, 15822492, 21096656, 23733738, 27124272, 31644984, 47467476, 63289968, 94934952, 189869904]

約数ペア:

[(1, 189869904), (2, 94934952), (3, 63289968), (4, 47467476), (6, 31644984), (7, 27124272), (8, 23733738), (9, 21096656), (12, 15822492), (14, 13562136), (16, 11866869), (18, 10548328), (21, 9041424), (24, 7911246), (28, 6781068), (36, 5274164), (42, 4520712), (48, 3955623), (49, 3874896), (56, 3390534), (63, 3013808), (71, 2674224), (72, 2637082), (84, 2260356), (98, 1937448), (112, 1695267), (126, 1506904), (142, 1337112), (144, 1318541), (147, 1291632), (168, 1130178), (196, 968724), (213, 891408), (252, 753452), (284, 668556), (294, 645816), (336, 565089), (379, 500976), (392, 484362), (426, 445704), (441, 430544), (497, 382032), (504, 376726), (568, 334278), (588, 322908), (639, 297136), (758, 250488), (784, 242181), (852, 222852), (882, 215272), (994, 191016), (1008, 188363), (1136, 167139), (1137, 166992), (1176, 161454), (1278, 148568), (1491, 127344), (1516, 125244), (1704, 111426), (1764, 107636), (1988, 95508), (2274, 83496), (2352, 80727), (2556, 74284), (2653, 71568), (2982, 63672), (3032, 62622), (3408, 55713), (3411, 55664), (3479, 54576), (3528, 53818), (3976, 47754), (4473, 42448), (4548, 41748), (5112, 37142), (5306, 35784), (5964, 31836), (6064, 31311), (6822, 27832), (6958, 27288), (7056, 26909), (7952, 23877), (7959, 23856), (8946, 21224), (9096, 20874), (10224, 18571), (10437, 18192), (10612, 17892), (11928, 15918), (13644, 13916)]