129215840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 357146496

約数和(自身を除く): 227930656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 37, 40, 46, 52, 65, 73, 74, 80, 92, 104, 115, 130, 146, 148, 160, 184, 185, 208, 230, 260, 292, 296, 299, 365, 368, 370, 416, 460, 481, 520, 584, 592, 598, 730, 736, 740, 851, 920, 949, 962, 1040, 1168, 1184, 1196, 1460, 1480, 1495, 1679, 1702, 1840, 1898, 1924, 2080, 2336, 2392, 2405, 2701, 2920, 2960, 2990, 3358, 3404, 3680, 3796, 3848, 4255, 4745, 4784, 4810, 5402, 5840, 5920, 5980, 6716, 6808, 7592, 7696, 8395, 8510, 9490, 9568, 9620, 10804, 11063, 11680, 11960, 13432, 13505, 13616, 15184, 15392, 16790, 17020, 18980, 19240, 21608, 21827, 22126, 23920, 26864, 27010, 27232, 30368, 33580, 34040, 35113, 37960, 38480, 43216, 43654, 44252, 47840, 53728, 54020, 55315, 62123, 67160, 68080, 70226, 75920, 76960, 86432, 87308, 88504, 108040, 109135, 110630, 124246, 134320, 136160, 140452, 151840, 174616, 175565, 177008, 216080, 218270, 221260, 248492, 268640, 280904, 310615, 349232, 351130, 354016, 432160, 436540, 442520, 496984, 561808, 621230, 698464, 702260, 807599, 873080, 885040, 993968, 1123616, 1242460, 1404520, 1615198, 1746160, 1770080, 1987936, 2484920, 2809040, 3230396, 3492320, 4037995, 4969840, 5618080, 6460792, 8075990, 9939680, 12921584, 16151980, 25843168, 32303960, 64607920, 129215840]

約数ペア:

[(1, 129215840), (2, 64607920), (4, 32303960), (5, 25843168), (8, 16151980), (10, 12921584), (13, 9939680), (16, 8075990), (20, 6460792), (23, 5618080), (26, 4969840), (32, 4037995), (37, 3492320), (40, 3230396), (46, 2809040), (52, 2484920), (65, 1987936), (73, 1770080), (74, 1746160), (80, 1615198), (92, 1404520), (104, 1242460), (115, 1123616), (130, 993968), (146, 885040), (148, 873080), (160, 807599), (184, 702260), (185, 698464), (208, 621230), (230, 561808), (260, 496984), (292, 442520), (296, 436540), (299, 432160), (365, 354016), (368, 351130), (370, 349232), (416, 310615), (460, 280904), (481, 268640), (520, 248492), (584, 221260), (592, 218270), (598, 216080), (730, 177008), (736, 175565), (740, 174616), (851, 151840), (920, 140452), (949, 136160), (962, 134320), (1040, 124246), (1168, 110630), (1184, 109135), (1196, 108040), (1460, 88504), (1480, 87308), (1495, 86432), (1679, 76960), (1702, 75920), (1840, 70226), (1898, 68080), (1924, 67160), (2080, 62123), (2336, 55315), (2392, 54020), (2405, 53728), (2701, 47840), (2920, 44252), (2960, 43654), (2990, 43216), (3358, 38480), (3404, 37960), (3680, 35113), (3796, 34040), (3848, 33580), (4255, 30368), (4745, 27232), (4784, 27010), (4810, 26864), (5402, 23920), (5840, 22126), (5920, 21827), (5980, 21608), (6716, 19240), (6808, 18980), (7592, 17020), (7696, 16790), (8395, 15392), (8510, 15184), (9490, 13616), (9568, 13505), (9620, 13432), (10804, 11960), (11063, 11680)]