277869904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 596850688

約数和(自身を除く): 318980784

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 127, 134, 157, 208, 254, 268, 314, 508, 536, 628, 871, 1016, 1072, 1256, 1651, 1742, 2032, 2041, 2512, 3302, 3484, 4082, 6604, 6968, 8164, 8509, 10519, 13208, 13936, 16328, 17018, 19939, 21038, 26416, 32656, 34036, 39878, 42076, 68072, 79756, 84152, 110617, 136144, 136747, 159512, 168304, 221234, 259207, 273494, 319024, 442468, 518414, 546988, 884936, 1036828, 1093976, 1335913, 1769872, 2073656, 2187952, 2671826, 4147312, 5343652, 10687304, 17366869, 21374608, 34733738, 69467476, 138934952, 277869904]

約数ペア:

[(1, 277869904), (2, 138934952), (4, 69467476), (8, 34733738), (13, 21374608), (16, 17366869), (26, 10687304), (52, 5343652), (67, 4147312), (104, 2671826), (127, 2187952), (134, 2073656), (157, 1769872), (208, 1335913), (254, 1093976), (268, 1036828), (314, 884936), (508, 546988), (536, 518414), (628, 442468), (871, 319024), (1016, 273494), (1072, 259207), (1256, 221234), (1651, 168304), (1742, 159512), (2032, 136747), (2041, 136144), (2512, 110617), (3302, 84152), (3484, 79756), (4082, 68072), (6604, 42076), (6968, 39878), (8164, 34036), (8509, 32656), (10519, 26416), (13208, 21038), (13936, 19939), (16328, 17018)]