251921208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5927}}^1$

素因数の和:5977

約数の個数: 128

約数和(自身を含む): 819486720

約数和(自身を除く): 567565512

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 23, 24, 28, 33, 42, 44, 46, 56, 66, 69, 77, 84, 88, 92, 132, 138, 154, 161, 168, 184, 231, 253, 264, 276, 308, 322, 462, 483, 506, 552, 616, 644, 759, 924, 966, 1012, 1288, 1518, 1771, 1848, 1932, 2024, 3036, 3542, 3864, 5313, 5927, 6072, 7084, 10626, 11854, 14168, 17781, 21252, 23708, 35562, 41489, 42504, 47416, 65197, 71124, 82978, 124467, 130394, 136321, 142248, 165956, 195591, 248934, 260788, 272642, 331912, 391182, 408963, 456379, 497868, 521576, 545284, 782364, 817926, 912758, 954247, 995736, 1090568, 1369137, 1499531, 1564728, 1635852, 1825516, 1908494, 2738274, 2862741, 2999062, 3271704, 3651032, 3816988, 4498593, 5476548, 5725482, 5998124, 7633976, 8997186, 10496717, 10953096, 11450964, 11996248, 17994372, 20993434, 22901928, 31490151, 35988744, 41986868, 62980302, 83973736, 125960604, 251921208]

約数ペア:

[(1, 251921208), (2, 125960604), (3, 83973736), (4, 62980302), (6, 41986868), (7, 35988744), (8, 31490151), (11, 22901928), (12, 20993434), (14, 17994372), (21, 11996248), (22, 11450964), (23, 10953096), (24, 10496717), (28, 8997186), (33, 7633976), (42, 5998124), (44, 5725482), (46, 5476548), (56, 4498593), (66, 3816988), (69, 3651032), (77, 3271704), (84, 2999062), (88, 2862741), (92, 2738274), (132, 1908494), (138, 1825516), (154, 1635852), (161, 1564728), (168, 1499531), (184, 1369137), (231, 1090568), (253, 995736), (264, 954247), (276, 912758), (308, 817926), (322, 782364), (462, 545284), (483, 521576), (506, 497868), (552, 456379), (616, 408963), (644, 391182), (759, 331912), (924, 272642), (966, 260788), (1012, 248934), (1288, 195591), (1518, 165956), (1771, 142248), (1848, 136321), (1932, 130394), (2024, 124467), (3036, 82978), (3542, 71124), (3864, 65197), (5313, 47416), (5927, 42504), (6072, 41489), (7084, 35562), (10626, 23708), (11854, 21252), (14168, 17781)]