221397312

素因数分解:

$2^6\times 3^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:344

約数の個数: 112

約数和(自身を含む): 603504000

約数和(自身を除く): 382106688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 109, 142, 149, 192, 213, 218, 284, 298, 327, 426, 436, 447, 568, 596, 654, 852, 872, 894, 1136, 1192, 1308, 1704, 1744, 1788, 2272, 2384, 2616, 3408, 3488, 3576, 4544, 4768, 5232, 6816, 6976, 7152, 7739, 9536, 10464, 10579, 13632, 14304, 15478, 16241, 20928, 21158, 23217, 28608, 30956, 31737, 32482, 42316, 46434, 48723, 61912, 63474, 64964, 84632, 92868, 97446, 123824, 126948, 129928, 169264, 185736, 194892, 247648, 253896, 259856, 338528, 371472, 389784, 495296, 507792, 519712, 677056, 742944, 779568, 1015584, 1039424, 1153111, 1485888, 1559136, 2031168, 2306222, 3118272, 3459333, 4612444, 6918666, 9224888, 13837332, 18449776, 27674664, 36899552, 55349328, 73799104, 110698656, 221397312]

約数ペア:

[(1, 221397312), (2, 110698656), (3, 73799104), (4, 55349328), (6, 36899552), (8, 27674664), (12, 18449776), (16, 13837332), (24, 9224888), (32, 6918666), (48, 4612444), (64, 3459333), (71, 3118272), (96, 2306222), (109, 2031168), (142, 1559136), (149, 1485888), (192, 1153111), (213, 1039424), (218, 1015584), (284, 779568), (298, 742944), (327, 677056), (426, 519712), (436, 507792), (447, 495296), (568, 389784), (596, 371472), (654, 338528), (852, 259856), (872, 253896), (894, 247648), (1136, 194892), (1192, 185736), (1308, 169264), (1704, 129928), (1744, 126948), (1788, 123824), (2272, 97446), (2384, 92868), (2616, 84632), (3408, 64964), (3488, 63474), (3576, 61912), (4544, 48723), (4768, 46434), (5232, 42316), (6816, 32482), (6976, 31737), (7152, 30956), (7739, 28608), (9536, 23217), (10464, 21158), (10579, 20928), (13632, 16241), (14304, 15478)]