290409984

素因数分解:

$2^9\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 240

約数和(自身を含む): 919226880

約数和(自身を除く): 628816896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 64, 72, 76, 93, 96, 107, 114, 124, 128, 144, 152, 171, 186, 192, 214, 228, 248, 256, 279, 288, 304, 321, 342, 372, 384, 428, 456, 496, 512, 558, 576, 589, 608, 642, 684, 744, 768, 856, 912, 963, 992, 1116, 1152, 1178, 1216, 1284, 1368, 1488, 1536, 1712, 1767, 1824, 1926, 1984, 2033, 2232, 2304, 2356, 2432, 2568, 2736, 2976, 3317, 3424, 3534, 3648, 3852, 3968, 4066, 4464, 4608, 4712, 4864, 5136, 5301, 5472, 5952, 6099, 6634, 6848, 7068, 7296, 7704, 7936, 8132, 8928, 9424, 9728, 9951, 10272, 10602, 10944, 11904, 12198, 13268, 13696, 14136, 14592, 15408, 15872, 16264, 17856, 18297, 18848, 19902, 20544, 21204, 21888, 23808, 24396, 26536, 27392, 28272, 29184, 29853, 30816, 32528, 35712, 36594, 37696, 39804, 41088, 42408, 43776, 47616, 48792, 53072, 54784, 56544, 59706, 61632, 63023, 65056, 71424, 73188, 75392, 79608, 82176, 84816, 87552, 97584, 106144, 113088, 119412, 123264, 126046, 130112, 142848, 146376, 150784, 159216, 164352, 169632, 189069, 195168, 212288, 226176, 238824, 246528, 252092, 260224, 292752, 301568, 318432, 339264, 378138, 390336, 424576, 452352, 477648, 493056, 504184, 520448, 567207, 585504, 636864, 678528, 756276, 780672, 849152, 904704, 955296, 1008368, 1040896, 1134414, 1171008, 1273728, 1357056, 1512552, 1561344, 1698304, 1910592, 2016736, 2268828, 2342016, 2547456, 2714112, 3025104, 3122688, 3821184, 4033472, 4537656, 4684032, 5094912, 6050208, 7642368, 8066944, 9075312, 9368064, 12100416, 15284736, 16133888, 18150624, 24200832, 32267776, 36301248, 48401664, 72602496, 96803328, 145204992, 290409984]

約数ペア:

[(1, 290409984), (2, 145204992), (3, 96803328), (4, 72602496), (6, 48401664), (8, 36301248), (9, 32267776), (12, 24200832), (16, 18150624), (18, 16133888), (19, 15284736), (24, 12100416), (31, 9368064), (32, 9075312), (36, 8066944), (38, 7642368), (48, 6050208), (57, 5094912), (62, 4684032), (64, 4537656), (72, 4033472), (76, 3821184), (93, 3122688), (96, 3025104), (107, 2714112), (114, 2547456), (124, 2342016), (128, 2268828), (144, 2016736), (152, 1910592), (171, 1698304), (186, 1561344), (192, 1512552), (214, 1357056), (228, 1273728), (248, 1171008), (256, 1134414), (279, 1040896), (288, 1008368), (304, 955296), (321, 904704), (342, 849152), (372, 780672), (384, 756276), (428, 678528), (456, 636864), (496, 585504), (512, 567207), (558, 520448), (576, 504184), (589, 493056), (608, 477648), (642, 452352), (684, 424576), (744, 390336), (768, 378138), (856, 339264), (912, 318432), (963, 301568), (992, 292752), (1116, 260224), (1152, 252092), (1178, 246528), (1216, 238824), (1284, 226176), (1368, 212288), (1488, 195168), (1536, 189069), (1712, 169632), (1767, 164352), (1824, 159216), (1926, 150784), (1984, 146376), (2033, 142848), (2232, 130112), (2304, 126046), (2356, 123264), (2432, 119412), (2568, 113088), (2736, 106144), (2976, 97584), (3317, 87552), (3424, 84816), (3534, 82176), (3648, 79608), (3852, 75392), (3968, 73188), (4066, 71424), (4464, 65056), (4608, 63023), (4712, 61632), (4864, 59706), (5136, 56544), (5301, 54784), (5472, 53072), (5952, 48792), (6099, 47616), (6634, 43776), (6848, 42408), (7068, 41088), (7296, 39804), (7704, 37696), (7936, 36594), (8132, 35712), (8928, 32528), (9424, 30816), (9728, 29853), (9951, 29184), (10272, 28272), (10602, 27392), (10944, 26536), (11904, 24396), (12198, 23808), (13268, 21888), (13696, 21204), (14136, 20544), (14592, 19902), (15408, 18848), (15872, 18297), (16264, 17856)]