204915456

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 216

約数和(自身を含む): 646231040

約数和(自身を除く): 441315584

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, 114, 124, 128, 144, 151, 152, 171, 186, 192, 228, 248, 256, 279, 288, 302, 304, 342, 372, 384, 453, 456, 496, 558, 576, 589, 604, 608, 684, 744, 768, 906, 912, 992, 1116, 1152, 1178, 1208, 1216, 1359, 1368, 1488, 1767, 1812, 1824, 1984, 2232, 2304, 2356, 2416, 2432, 2718, 2736, 2869, 2976, 3534, 3624, 3648, 3968, 4464, 4681, 4712, 4832, 4864, 5301, 5436, 5472, 5738, 5952, 7068, 7248, 7296, 7936, 8607, 8928, 9362, 9424, 9664, 10602, 10872, 10944, 11476, 11904, 14043, 14136, 14496, 14592, 17214, 17856, 18724, 18848, 19328, 21204, 21744, 21888, 22952, 23808, 25821, 28086, 28272, 28992, 34428, 35712, 37448, 37696, 38656, 42129, 42408, 43488, 43776, 45904, 51642, 56172, 56544, 57984, 68856, 71424, 74896, 75392, 84258, 84816, 86976, 88939, 91808, 103284, 112344, 113088, 115968, 137712, 149792, 150784, 168516, 169632, 173952, 177878, 183616, 206568, 224688, 226176, 266817, 275424, 299584, 337032, 339264, 347904, 355756, 367232, 413136, 449376, 452352, 533634, 550848, 599168, 674064, 678528, 711512, 734464, 800451, 826272, 898752, 1067268, 1101696, 1198336, 1348128, 1357056, 1423024, 1600902, 1652544, 1797504, 2134536, 2203392, 2696256, 2846048, 3201804, 3305088, 3595008, 4269072, 5392512, 5692096, 6403608, 6610176, 8538144, 10785024, 11384192, 12807216, 17076288, 22768384, 25614432, 34152576, 51228864, 68305152, 102457728, 204915456]

約数ペア:

[(1, 204915456), (2, 102457728), (3, 68305152), (4, 51228864), (6, 34152576), (8, 25614432), (9, 22768384), (12, 17076288), (16, 12807216), (18, 11384192), (19, 10785024), (24, 8538144), (31, 6610176), (32, 6403608), (36, 5692096), (38, 5392512), (48, 4269072), (57, 3595008), (62, 3305088), (64, 3201804), (72, 2846048), (76, 2696256), (93, 2203392), (96, 2134536), (114, 1797504), (124, 1652544), (128, 1600902), (144, 1423024), (151, 1357056), (152, 1348128), (171, 1198336), (186, 1101696), (192, 1067268), (228, 898752), (248, 826272), (256, 800451), (279, 734464), (288, 711512), (302, 678528), (304, 674064), (342, 599168), (372, 550848), (384, 533634), (453, 452352), (456, 449376), (496, 413136), (558, 367232), (576, 355756), (589, 347904), (604, 339264), (608, 337032), (684, 299584), (744, 275424), (768, 266817), (906, 226176), (912, 224688), (992, 206568), (1116, 183616), (1152, 177878), (1178, 173952), (1208, 169632), (1216, 168516), (1359, 150784), (1368, 149792), (1488, 137712), (1767, 115968), (1812, 113088), (1824, 112344), (1984, 103284), (2232, 91808), (2304, 88939), (2356, 86976), (2416, 84816), (2432, 84258), (2718, 75392), (2736, 74896), (2869, 71424), (2976, 68856), (3534, 57984), (3624, 56544), (3648, 56172), (3968, 51642), (4464, 45904), (4681, 43776), (4712, 43488), (4832, 42408), (4864, 42129), (5301, 38656), (5436, 37696), (5472, 37448), (5738, 35712), (5952, 34428), (7068, 28992), (7248, 28272), (7296, 28086), (7936, 25821), (8607, 23808), (8928, 22952), (9362, 21888), (9424, 21744), (9664, 21204), (10602, 19328), (10872, 18848), (10944, 18724), (11476, 17856), (11904, 17214), (14043, 14592), (14136, 14496)]