256130944

素因数分解:

$2^7\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 564276240

約数和(自身を除く): 308145296

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 184, 241, 304, 361, 368, 437, 482, 608, 722, 736, 874, 964, 1216, 1444, 1472, 1748, 1928, 2432, 2888, 2944, 3496, 3856, 4579, 5543, 5776, 6992, 7712, 8303, 9158, 11086, 11552, 13984, 15424, 16606, 18316, 22172, 23104, 27968, 30848, 33212, 36632, 44344, 46208, 55936, 66424, 73264, 87001, 88688, 105317, 132848, 146528, 174002, 177376, 210634, 265696, 293056, 348004, 354752, 421268, 531392, 586112, 696008, 709504, 842536, 1062784, 1392016, 1685072, 2001023, 2784032, 3370144, 4002046, 5568064, 6740288, 8004092, 11136128, 13480576, 16008184, 32016368, 64032736, 128065472, 256130944]

約数ペア:

[(1, 256130944), (2, 128065472), (4, 64032736), (8, 32016368), (16, 16008184), (19, 13480576), (23, 11136128), (32, 8004092), (38, 6740288), (46, 5568064), (64, 4002046), (76, 3370144), (92, 2784032), (128, 2001023), (152, 1685072), (184, 1392016), (241, 1062784), (304, 842536), (361, 709504), (368, 696008), (437, 586112), (482, 531392), (608, 421268), (722, 354752), (736, 348004), (874, 293056), (964, 265696), (1216, 210634), (1444, 177376), (1472, 174002), (1748, 146528), (1928, 132848), (2432, 105317), (2888, 88688), (2944, 87001), (3496, 73264), (3856, 66424), (4579, 55936), (5543, 46208), (5776, 44344), (6992, 36632), (7712, 33212), (8303, 30848), (9158, 27968), (11086, 23104), (11552, 22172), (13984, 18316), (15424, 16606)]