399105408

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2579}}^1$

素因数の和:2640

約数の個数: 128

約数和(自身を含む): 1178956800

約数和(自身を除く): 779851392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 248, 312, 372, 384, 403, 416, 496, 624, 744, 806, 832, 992, 1209, 1248, 1488, 1612, 1664, 1984, 2418, 2496, 2579, 2976, 3224, 3968, 4836, 4992, 5158, 5952, 6448, 7737, 9672, 10316, 11904, 12896, 15474, 19344, 20632, 25792, 30948, 33527, 38688, 41264, 51584, 61896, 67054, 77376, 79949, 82528, 100581, 123792, 134108, 154752, 159898, 165056, 201162, 239847, 247584, 268216, 319796, 330112, 402324, 479694, 495168, 536432, 639592, 804648, 959388, 990336, 1039337, 1072864, 1279184, 1609296, 1918776, 2078674, 2145728, 2558368, 3118011, 3218592, 3837552, 4157348, 4291456, 5116736, 6236022, 6437184, 7675104, 8314696, 10233472, 12472044, 12874368, 15350208, 16629392, 24944088, 30700416, 33258784, 49888176, 66517568, 99776352, 133035136, 199552704, 399105408]

約数ペア:

[(1, 399105408), (2, 199552704), (3, 133035136), (4, 99776352), (6, 66517568), (8, 49888176), (12, 33258784), (13, 30700416), (16, 24944088), (24, 16629392), (26, 15350208), (31, 12874368), (32, 12472044), (39, 10233472), (48, 8314696), (52, 7675104), (62, 6437184), (64, 6236022), (78, 5116736), (93, 4291456), (96, 4157348), (104, 3837552), (124, 3218592), (128, 3118011), (156, 2558368), (186, 2145728), (192, 2078674), (208, 1918776), (248, 1609296), (312, 1279184), (372, 1072864), (384, 1039337), (403, 990336), (416, 959388), (496, 804648), (624, 639592), (744, 536432), (806, 495168), (832, 479694), (992, 402324), (1209, 330112), (1248, 319796), (1488, 268216), (1612, 247584), (1664, 239847), (1984, 201162), (2418, 165056), (2496, 159898), (2579, 154752), (2976, 134108), (3224, 123792), (3968, 100581), (4836, 82528), (4992, 79949), (5158, 77376), (5952, 67054), (6448, 61896), (7737, 51584), (9672, 41264), (10316, 38688), (11904, 33527), (12896, 30948), (15474, 25792), (19344, 20632)]