398357856

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1033}}^1$

素因数の和:1165

約数の個数: 144

約数和(自身を含む): 1233007776

約数和(自身を除く): 834649920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 103, 104, 117, 144, 156, 206, 208, 234, 288, 309, 312, 412, 416, 468, 618, 624, 824, 927, 936, 1033, 1236, 1248, 1339, 1648, 1854, 1872, 2066, 2472, 2678, 3099, 3296, 3708, 3744, 4017, 4132, 4944, 5356, 6198, 7416, 8034, 8264, 9297, 9888, 10712, 12051, 12396, 13429, 14832, 16068, 16528, 18594, 21424, 24102, 24792, 26858, 29664, 32136, 33056, 37188, 40287, 42848, 48204, 49584, 53716, 64272, 74376, 80574, 96408, 99168, 106399, 107432, 120861, 128544, 148752, 161148, 192816, 212798, 214864, 241722, 297504, 319197, 322296, 385632, 425596, 429728, 483444, 638394, 644592, 851192, 957591, 966888, 1276788, 1289184, 1383187, 1702384, 1915182, 1933776, 2553576, 2766374, 3404768, 3830364, 3867552, 4149561, 5107152, 5532748, 7660728, 8299122, 10214304, 11065496, 12448683, 15321456, 16598244, 22130992, 24897366, 30642912, 33196488, 44261984, 49794732, 66392976, 99589464, 132785952, 199178928, 398357856]

約数ペア:

[(1, 398357856), (2, 199178928), (3, 132785952), (4, 99589464), (6, 66392976), (8, 49794732), (9, 44261984), (12, 33196488), (13, 30642912), (16, 24897366), (18, 22130992), (24, 16598244), (26, 15321456), (32, 12448683), (36, 11065496), (39, 10214304), (48, 8299122), (52, 7660728), (72, 5532748), (78, 5107152), (96, 4149561), (103, 3867552), (104, 3830364), (117, 3404768), (144, 2766374), (156, 2553576), (206, 1933776), (208, 1915182), (234, 1702384), (288, 1383187), (309, 1289184), (312, 1276788), (412, 966888), (416, 957591), (468, 851192), (618, 644592), (624, 638394), (824, 483444), (927, 429728), (936, 425596), (1033, 385632), (1236, 322296), (1248, 319197), (1339, 297504), (1648, 241722), (1854, 214864), (1872, 212798), (2066, 192816), (2472, 161148), (2678, 148752), (3099, 128544), (3296, 120861), (3708, 107432), (3744, 106399), (4017, 99168), (4132, 96408), (4944, 80574), (5356, 74376), (6198, 64272), (7416, 53716), (8034, 49584), (8264, 48204), (9297, 42848), (9888, 40287), (10712, 37188), (12051, 33056), (12396, 32136), (13429, 29664), (14832, 26858), (16068, 24792), (16528, 24102), (18594, 21424)]