201772912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 440757504

約数和(自身を除く): 238984592

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 71, 88, 134, 142, 176, 241, 268, 284, 482, 536, 568, 737, 781, 964, 1072, 1136, 1474, 1562, 1928, 2651, 2948, 3124, 3856, 4757, 5302, 5896, 6248, 9514, 10604, 11792, 12496, 16147, 17111, 19028, 21208, 32294, 34222, 38056, 42416, 52327, 64588, 68444, 76112, 104654, 129176, 136888, 177617, 188221, 209308, 258352, 273776, 355234, 376442, 418616, 710468, 752884, 837232, 1146437, 1420936, 1505768, 2292874, 2841872, 3011536, 4585748, 9171496, 12610807, 18342992, 25221614, 50443228, 100886456, 201772912]

約数ペア:

[(1, 201772912), (2, 100886456), (4, 50443228), (8, 25221614), (11, 18342992), (16, 12610807), (22, 9171496), (44, 4585748), (67, 3011536), (71, 2841872), (88, 2292874), (134, 1505768), (142, 1420936), (176, 1146437), (241, 837232), (268, 752884), (284, 710468), (482, 418616), (536, 376442), (568, 355234), (737, 273776), (781, 258352), (964, 209308), (1072, 188221), (1136, 177617), (1474, 136888), (1562, 129176), (1928, 104654), (2651, 76112), (2948, 68444), (3124, 64588), (3856, 52327), (4757, 42416), (5302, 38056), (5896, 34222), (6248, 32294), (9514, 21208), (10604, 19028), (11792, 17111), (12496, 16147)]