174411640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 451584000

約数和(自身を除く): 277172360

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 127, 130, 139, 152, 190, 247, 254, 260, 278, 380, 494, 508, 520, 556, 635, 695, 760, 988, 1016, 1112, 1235, 1270, 1390, 1651, 1807, 1976, 2413, 2470, 2540, 2641, 2780, 3302, 3614, 4826, 4940, 5080, 5282, 5560, 6604, 7228, 8255, 9035, 9652, 9880, 10564, 12065, 13205, 13208, 14456, 16510, 17653, 18070, 19304, 21128, 24130, 26410, 31369, 33020, 34333, 35306, 36140, 48260, 52820, 62738, 66040, 68666, 70612, 72280, 88265, 96520, 105640, 125476, 137332, 141224, 156845, 171665, 176530, 229489, 250952, 274664, 313690, 335407, 343330, 353060, 458978, 627380, 670814, 686660, 706120, 917956, 1147445, 1254760, 1341628, 1373320, 1677035, 1835912, 2294890, 2683256, 3354070, 4360291, 4589780, 6708140, 8720582, 9179560, 13416280, 17441164, 21801455, 34882328, 43602910, 87205820, 174411640]

約数ペア:

[(1, 174411640), (2, 87205820), (4, 43602910), (5, 34882328), (8, 21801455), (10, 17441164), (13, 13416280), (19, 9179560), (20, 8720582), (26, 6708140), (38, 4589780), (40, 4360291), (52, 3354070), (65, 2683256), (76, 2294890), (95, 1835912), (104, 1677035), (127, 1373320), (130, 1341628), (139, 1254760), (152, 1147445), (190, 917956), (247, 706120), (254, 686660), (260, 670814), (278, 627380), (380, 458978), (494, 353060), (508, 343330), (520, 335407), (556, 313690), (635, 274664), (695, 250952), (760, 229489), (988, 176530), (1016, 171665), (1112, 156845), (1235, 141224), (1270, 137332), (1390, 125476), (1651, 105640), (1807, 96520), (1976, 88265), (2413, 72280), (2470, 70612), (2540, 68666), (2641, 66040), (2780, 62738), (3302, 52820), (3614, 48260), (4826, 36140), (4940, 35306), (5080, 34333), (5282, 33020), (5560, 31369), (6604, 26410), (7228, 24130), (8255, 21128), (9035, 19304), (9652, 18070), (9880, 17653), (10564, 16510), (12065, 14456), (13205, 13208)]