260147888

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:515

約数の個数: 160

約数和(自身を含む): 696622080

約数和(自身を除く): 436474192

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 37, 44, 52, 56, 74, 77, 88, 91, 104, 112, 143, 148, 154, 176, 182, 208, 259, 286, 296, 308, 364, 407, 439, 481, 518, 572, 592, 616, 728, 814, 878, 962, 1001, 1036, 1144, 1232, 1456, 1628, 1756, 1924, 2002, 2072, 2288, 2849, 3073, 3256, 3367, 3512, 3848, 4004, 4144, 4829, 5291, 5698, 5707, 6146, 6512, 6734, 7024, 7696, 8008, 9658, 10582, 11396, 11414, 12292, 13468, 16016, 16243, 19316, 21164, 22792, 22828, 24584, 26936, 32486, 33803, 37037, 38632, 39949, 42328, 45584, 45656, 49168, 53872, 62777, 64972, 67606, 74074, 77264, 79898, 84656, 91312, 113701, 125554, 129944, 135212, 148148, 159796, 178673, 211159, 227402, 251108, 259888, 270424, 296296, 319592, 357346, 422318, 439439, 454804, 502216, 540848, 592592, 639184, 714692, 844636, 878878, 909608, 1004432, 1250711, 1429384, 1478113, 1689272, 1757756, 1819216, 2322749, 2501422, 2858768, 2956226, 3378544, 3515512, 4645498, 5002844, 5912452, 7031024, 9290996, 10005688, 11824904, 16259243, 18581992, 20011376, 23649808, 32518486, 37163984, 65036972, 130073944, 260147888]

約数ペア:

[(1, 260147888), (2, 130073944), (4, 65036972), (7, 37163984), (8, 32518486), (11, 23649808), (13, 20011376), (14, 18581992), (16, 16259243), (22, 11824904), (26, 10005688), (28, 9290996), (37, 7031024), (44, 5912452), (52, 5002844), (56, 4645498), (74, 3515512), (77, 3378544), (88, 2956226), (91, 2858768), (104, 2501422), (112, 2322749), (143, 1819216), (148, 1757756), (154, 1689272), (176, 1478113), (182, 1429384), (208, 1250711), (259, 1004432), (286, 909608), (296, 878878), (308, 844636), (364, 714692), (407, 639184), (439, 592592), (481, 540848), (518, 502216), (572, 454804), (592, 439439), (616, 422318), (728, 357346), (814, 319592), (878, 296296), (962, 270424), (1001, 259888), (1036, 251108), (1144, 227402), (1232, 211159), (1456, 178673), (1628, 159796), (1756, 148148), (1924, 135212), (2002, 129944), (2072, 125554), (2288, 113701), (2849, 91312), (3073, 84656), (3256, 79898), (3367, 77264), (3512, 74074), (3848, 67606), (4004, 64972), (4144, 62777), (4829, 53872), (5291, 49168), (5698, 45656), (5707, 45584), (6146, 42328), (6512, 39949), (6734, 38632), (7024, 37037), (7696, 33803), (8008, 32486), (9658, 26936), (10582, 24584), (11396, 22828), (11414, 22792), (12292, 21164), (13468, 19316), (16016, 16243)]