421087968

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:646

約数の個数: 216

約数和(自身を含む): 1421777448

約数和(自身を除く): 1000689480

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 53, 56, 63, 72, 84, 96, 98, 106, 112, 126, 144, 147, 159, 168, 196, 212, 224, 252, 288, 294, 318, 336, 371, 392, 424, 441, 477, 504, 563, 588, 636, 672, 742, 784, 848, 882, 954, 1008, 1113, 1126, 1176, 1272, 1484, 1568, 1689, 1696, 1764, 1908, 2016, 2226, 2252, 2352, 2544, 2597, 2968, 3339, 3378, 3528, 3816, 3941, 4452, 4504, 4704, 5067, 5088, 5194, 5936, 6678, 6756, 7056, 7632, 7791, 7882, 8904, 9008, 10134, 10388, 11823, 11872, 13356, 13512, 14112, 15264, 15582, 15764, 17808, 18016, 20268, 20776, 23373, 23646, 26712, 27024, 27587, 29839, 31164, 31528, 35469, 35616, 40536, 41552, 46746, 47292, 53424, 54048, 55174, 59678, 62328, 63056, 70938, 81072, 82761, 83104, 89517, 93492, 94584, 106848, 110348, 119356, 124656, 126112, 141876, 162144, 165522, 179034, 186984, 189168, 208873, 220696, 238712, 248283, 249312, 268551, 283752, 331044, 358068, 373968, 378336, 417746, 441392, 477424, 496566, 537102, 567504, 626619, 662088, 716136, 747936, 835492, 882784, 954848, 993132, 1074204, 1135008, 1253238, 1324176, 1432272, 1462111, 1670984, 1879857, 1986264, 2148408, 2506476, 2648352, 2864544, 2924222, 3341968, 3759714, 3972528, 4296816, 4386333, 5012952, 5848444, 6683936, 7519428, 7945056, 8593632, 8772666, 10025904, 11696888, 13158999, 15038856, 17545332, 20051808, 23393776, 26317998, 30077712, 35090664, 46787552, 52635996, 60155424, 70181328, 105271992, 140362656, 210543984, 421087968]

約数ペア:

[(1, 421087968), (2, 210543984), (3, 140362656), (4, 105271992), (6, 70181328), (7, 60155424), (8, 52635996), (9, 46787552), (12, 35090664), (14, 30077712), (16, 26317998), (18, 23393776), (21, 20051808), (24, 17545332), (28, 15038856), (32, 13158999), (36, 11696888), (42, 10025904), (48, 8772666), (49, 8593632), (53, 7945056), (56, 7519428), (63, 6683936), (72, 5848444), (84, 5012952), (96, 4386333), (98, 4296816), (106, 3972528), (112, 3759714), (126, 3341968), (144, 2924222), (147, 2864544), (159, 2648352), (168, 2506476), (196, 2148408), (212, 1986264), (224, 1879857), (252, 1670984), (288, 1462111), (294, 1432272), (318, 1324176), (336, 1253238), (371, 1135008), (392, 1074204), (424, 993132), (441, 954848), (477, 882784), (504, 835492), (563, 747936), (588, 716136), (636, 662088), (672, 626619), (742, 567504), (784, 537102), (848, 496566), (882, 477424), (954, 441392), (1008, 417746), (1113, 378336), (1126, 373968), (1176, 358068), (1272, 331044), (1484, 283752), (1568, 268551), (1689, 249312), (1696, 248283), (1764, 238712), (1908, 220696), (2016, 208873), (2226, 189168), (2252, 186984), (2352, 179034), (2544, 165522), (2597, 162144), (2968, 141876), (3339, 126112), (3378, 124656), (3528, 119356), (3816, 110348), (3941, 106848), (4452, 94584), (4504, 93492), (4704, 89517), (5067, 83104), (5088, 82761), (5194, 81072), (5936, 70938), (6678, 63056), (6756, 62328), (7056, 59678), (7632, 55174), (7791, 54048), (7882, 53424), (8904, 47292), (9008, 46746), (10134, 41552), (10388, 40536), (11823, 35616), (11872, 35469), (13356, 31528), (13512, 31164), (14112, 29839), (15264, 27587), (15582, 27024), (15764, 26712), (17808, 23646), (18016, 23373), (20268, 20776)]