278256672

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:487

約数の個数: 144

約数和(自身を含む): 840359520

約数和(自身を除く): 562102848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 211, 228, 241, 288, 304, 342, 422, 456, 482, 608, 633, 684, 723, 844, 912, 964, 1266, 1368, 1446, 1688, 1824, 1899, 1928, 2169, 2532, 2736, 2892, 3376, 3798, 3856, 4009, 4338, 4579, 5064, 5472, 5784, 6752, 7596, 7712, 8018, 8676, 9158, 10128, 11568, 12027, 13737, 15192, 16036, 17352, 18316, 20256, 23136, 24054, 27474, 30384, 32072, 34704, 36081, 36632, 41211, 48108, 50851, 54948, 60768, 64144, 69408, 72162, 73264, 82422, 96216, 101702, 109896, 128288, 144324, 146528, 152553, 164844, 192432, 203404, 219792, 288648, 305106, 329688, 384864, 406808, 439584, 457659, 577296, 610212, 659376, 813616, 915318, 966169, 1154592, 1220424, 1318752, 1627232, 1830636, 1932338, 2440848, 2898507, 3661272, 3864676, 4881696, 5797014, 7322544, 7729352, 8695521, 11594028, 14645088, 15458704, 17391042, 23188056, 30917408, 34782084, 46376112, 69564168, 92752224, 139128336, 278256672]

約数ペア:

[(1, 278256672), (2, 139128336), (3, 92752224), (4, 69564168), (6, 46376112), (8, 34782084), (9, 30917408), (12, 23188056), (16, 17391042), (18, 15458704), (19, 14645088), (24, 11594028), (32, 8695521), (36, 7729352), (38, 7322544), (48, 5797014), (57, 4881696), (72, 3864676), (76, 3661272), (96, 2898507), (114, 2440848), (144, 1932338), (152, 1830636), (171, 1627232), (211, 1318752), (228, 1220424), (241, 1154592), (288, 966169), (304, 915318), (342, 813616), (422, 659376), (456, 610212), (482, 577296), (608, 457659), (633, 439584), (684, 406808), (723, 384864), (844, 329688), (912, 305106), (964, 288648), (1266, 219792), (1368, 203404), (1446, 192432), (1688, 164844), (1824, 152553), (1899, 146528), (1928, 144324), (2169, 128288), (2532, 109896), (2736, 101702), (2892, 96216), (3376, 82422), (3798, 73264), (3856, 72162), (4009, 69408), (4338, 64144), (4579, 60768), (5064, 54948), (5472, 50851), (5784, 48108), (6752, 41211), (7596, 36632), (7712, 36081), (8018, 34704), (8676, 32072), (9158, 30384), (10128, 27474), (11568, 24054), (12027, 23136), (13737, 20256), (15192, 18316), (16036, 17352)]