398119040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 192

約数和(自身を含む): 1076869080

約数和(自身を除く): 678750040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 53, 55, 64, 80, 88, 97, 106, 110, 121, 128, 160, 176, 194, 212, 220, 242, 265, 320, 352, 388, 424, 440, 484, 485, 530, 583, 605, 640, 704, 776, 848, 880, 968, 970, 1060, 1067, 1166, 1210, 1408, 1552, 1696, 1760, 1936, 1940, 2120, 2134, 2332, 2420, 2915, 3104, 3392, 3520, 3872, 3880, 4240, 4268, 4664, 4840, 5141, 5335, 5830, 6208, 6413, 6784, 7040, 7744, 7760, 8480, 8536, 9328, 9680, 10282, 10670, 11660, 11737, 12416, 12826, 15488, 15520, 16960, 17072, 18656, 19360, 20564, 21340, 23320, 23474, 25652, 25705, 31040, 32065, 33920, 34144, 37312, 38720, 41128, 42680, 46640, 46948, 51304, 51410, 56551, 58685, 62080, 64130, 68288, 74624, 77440, 82256, 85360, 93280, 93896, 102608, 102820, 113102, 117370, 128260, 136576, 164512, 170720, 186560, 187792, 205216, 205640, 226204, 234740, 256520, 282755, 329024, 341440, 373120, 375584, 410432, 411280, 452408, 469480, 513040, 565510, 622061, 658048, 682880, 751168, 820864, 822560, 904816, 938960, 1026080, 1131020, 1244122, 1502336, 1645120, 1809632, 1877920, 2052160, 2262040, 2488244, 3110305, 3290240, 3619264, 3755840, 4104320, 4524080, 4976488, 6220610, 7238528, 7511680, 9048160, 9952976, 12441220, 18096320, 19905952, 24882440, 36192640, 39811904, 49764880, 79623808, 99529760, 199059520, 398119040]

約数ペア:

[(1, 398119040), (2, 199059520), (4, 99529760), (5, 79623808), (8, 49764880), (10, 39811904), (11, 36192640), (16, 24882440), (20, 19905952), (22, 18096320), (32, 12441220), (40, 9952976), (44, 9048160), (53, 7511680), (55, 7238528), (64, 6220610), (80, 4976488), (88, 4524080), (97, 4104320), (106, 3755840), (110, 3619264), (121, 3290240), (128, 3110305), (160, 2488244), (176, 2262040), (194, 2052160), (212, 1877920), (220, 1809632), (242, 1645120), (265, 1502336), (320, 1244122), (352, 1131020), (388, 1026080), (424, 938960), (440, 904816), (484, 822560), (485, 820864), (530, 751168), (583, 682880), (605, 658048), (640, 622061), (704, 565510), (776, 513040), (848, 469480), (880, 452408), (968, 411280), (970, 410432), (1060, 375584), (1067, 373120), (1166, 341440), (1210, 329024), (1408, 282755), (1552, 256520), (1696, 234740), (1760, 226204), (1936, 205640), (1940, 205216), (2120, 187792), (2134, 186560), (2332, 170720), (2420, 164512), (2915, 136576), (3104, 128260), (3392, 117370), (3520, 113102), (3872, 102820), (3880, 102608), (4240, 93896), (4268, 93280), (4664, 85360), (4840, 82256), (5141, 77440), (5335, 74624), (5830, 68288), (6208, 64130), (6413, 62080), (6784, 58685), (7040, 56551), (7744, 51410), (7760, 51304), (8480, 46948), (8536, 46640), (9328, 42680), (9680, 41128), (10282, 38720), (10670, 37312), (11660, 34144), (11737, 33920), (12416, 32065), (12826, 31040), (15488, 25705), (15520, 25652), (16960, 23474), (17072, 23320), (18656, 21340), (19360, 20564)]