397777920

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 352

約数和(自身を含む): 1414886400

約数和(自身を除く): 1017108480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 32, 38, 40, 47, 48, 57, 58, 60, 64, 76, 80, 87, 94, 95, 96, 114, 116, 120, 128, 141, 145, 152, 160, 174, 188, 190, 192, 228, 232, 235, 240, 256, 282, 285, 290, 304, 320, 348, 376, 380, 384, 435, 456, 464, 470, 480, 512, 551, 564, 570, 580, 608, 640, 696, 705, 752, 760, 768, 870, 893, 912, 928, 940, 960, 1024, 1102, 1128, 1140, 1160, 1216, 1280, 1363, 1392, 1410, 1504, 1520, 1536, 1653, 1740, 1786, 1824, 1856, 1880, 1920, 2204, 2256, 2280, 2320, 2432, 2560, 2679, 2726, 2755, 2784, 2820, 3008, 3040, 3072, 3306, 3480, 3572, 3648, 3712, 3760, 3840, 4089, 4408, 4465, 4512, 4560, 4640, 4864, 5120, 5358, 5452, 5510, 5568, 5640, 6016, 6080, 6612, 6815, 6960, 7144, 7296, 7424, 7520, 7680, 8178, 8265, 8816, 8930, 9024, 9120, 9280, 9728, 10716, 10904, 11020, 11136, 11280, 12032, 12160, 13224, 13395, 13630, 13920, 14288, 14592, 14848, 15040, 15360, 16356, 16530, 17632, 17860, 18048, 18240, 18560, 19456, 20445, 21432, 21808, 22040, 22272, 22560, 24064, 24320, 25897, 26448, 26790, 27260, 27840, 28576, 29184, 29696, 30080, 32712, 33060, 35264, 35720, 36096, 36480, 37120, 40890, 42864, 43616, 44080, 44544, 45120, 48128, 48640, 51794, 52896, 53580, 54520, 55680, 57152, 58368, 60160, 65424, 66120, 70528, 71440, 72192, 72960, 74240, 77691, 81780, 85728, 87232, 88160, 89088, 90240, 97280, 103588, 105792, 107160, 109040, 111360, 114304, 120320, 129485, 130848, 132240, 141056, 142880, 144384, 145920, 148480, 155382, 163560, 171456, 174464, 176320, 180480, 207176, 211584, 214320, 218080, 222720, 228608, 240640, 258970, 261696, 264480, 282112, 285760, 291840, 310764, 327120, 342912, 348928, 352640, 360960, 388455, 414352, 423168, 428640, 436160, 445440, 457216, 517940, 523392, 528960, 564224, 571520, 621528, 654240, 685824, 697856, 705280, 721920, 776910, 828704, 846336, 857280, 872320, 914432, 1035880, 1046784, 1057920, 1143040, 1243056, 1308480, 1371648, 1395712, 1410560, 1553820, 1657408, 1692672, 1714560, 1744640, 2071760, 2093568, 2115840, 2286080, 2486112, 2616960, 2743296, 2821120, 3107640, 3314816, 3429120, 3489280, 4143520, 4187136, 4231680, 4572160, 4972224, 5233920, 6215280, 6629632, 6858240, 6978560, 8287040, 8463360, 9944448, 10467840, 12430560, 13259264, 13716480, 16574080, 19888896, 20935680, 24861120, 26518528, 33148160, 39777792, 49722240, 66296320, 79555584, 99444480, 132592640, 198888960, 397777920]

約数ペア:

[(1, 397777920), (2, 198888960), (3, 132592640), (4, 99444480), (5, 79555584), (6, 66296320), (8, 49722240), (10, 39777792), (12, 33148160), (15, 26518528), (16, 24861120), (19, 20935680), (20, 19888896), (24, 16574080), (29, 13716480), (30, 13259264), (32, 12430560), (38, 10467840), (40, 9944448), (47, 8463360), (48, 8287040), (57, 6978560), (58, 6858240), (60, 6629632), (64, 6215280), (76, 5233920), (80, 4972224), (87, 4572160), (94, 4231680), (95, 4187136), (96, 4143520), (114, 3489280), (116, 3429120), (120, 3314816), (128, 3107640), (141, 2821120), (145, 2743296), (152, 2616960), (160, 2486112), (174, 2286080), (188, 2115840), (190, 2093568), (192, 2071760), (228, 1744640), (232, 1714560), (235, 1692672), (240, 1657408), (256, 1553820), (282, 1410560), (285, 1395712), (290, 1371648), (304, 1308480), (320, 1243056), (348, 1143040), (376, 1057920), (380, 1046784), (384, 1035880), (435, 914432), (456, 872320), (464, 857280), (470, 846336), (480, 828704), (512, 776910), (551, 721920), (564, 705280), (570, 697856), (580, 685824), (608, 654240), (640, 621528), (696, 571520), (705, 564224), (752, 528960), (760, 523392), (768, 517940), (870, 457216), (893, 445440), (912, 436160), (928, 428640), (940, 423168), (960, 414352), (1024, 388455), (1102, 360960), (1128, 352640), (1140, 348928), (1160, 342912), (1216, 327120), (1280, 310764), (1363, 291840), (1392, 285760), (1410, 282112), (1504, 264480), (1520, 261696), (1536, 258970), (1653, 240640), (1740, 228608), (1786, 222720), (1824, 218080), (1856, 214320), (1880, 211584), (1920, 207176), (2204, 180480), (2256, 176320), (2280, 174464), (2320, 171456), (2432, 163560), (2560, 155382), (2679, 148480), (2726, 145920), (2755, 144384), (2784, 142880), (2820, 141056), (3008, 132240), (3040, 130848), (3072, 129485), (3306, 120320), (3480, 114304), (3572, 111360), (3648, 109040), (3712, 107160), (3760, 105792), (3840, 103588), (4089, 97280), (4408, 90240), (4465, 89088), (4512, 88160), (4560, 87232), (4640, 85728), (4864, 81780), (5120, 77691), (5358, 74240), (5452, 72960), (5510, 72192), (5568, 71440), (5640, 70528), (6016, 66120), (6080, 65424), (6612, 60160), (6815, 58368), (6960, 57152), (7144, 55680), (7296, 54520), (7424, 53580), (7520, 52896), (7680, 51794), (8178, 48640), (8265, 48128), (8816, 45120), (8930, 44544), (9024, 44080), (9120, 43616), (9280, 42864), (9728, 40890), (10716, 37120), (10904, 36480), (11020, 36096), (11136, 35720), (11280, 35264), (12032, 33060), (12160, 32712), (13224, 30080), (13395, 29696), (13630, 29184), (13920, 28576), (14288, 27840), (14592, 27260), (14848, 26790), (15040, 26448), (15360, 25897), (16356, 24320), (16530, 24064), (17632, 22560), (17860, 22272), (18048, 22040), (18240, 21808), (18560, 21432), (19456, 20445)]