180076960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:355

約数の個数: 144

約数和(自身を含む): 501935616

約数和(自身を除く): 321858656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 103, 112, 140, 160, 196, 206, 223, 224, 245, 280, 392, 412, 446, 490, 515, 560, 721, 784, 824, 892, 980, 1030, 1115, 1120, 1442, 1561, 1568, 1648, 1784, 1960, 2060, 2230, 2884, 3122, 3296, 3568, 3605, 3920, 4120, 4460, 5047, 5768, 6244, 7136, 7210, 7805, 7840, 8240, 8920, 10094, 10927, 11536, 12488, 14420, 15610, 16480, 17840, 20188, 21854, 22969, 23072, 24976, 25235, 28840, 31220, 35680, 40376, 43708, 45938, 49952, 50470, 54635, 57680, 62440, 80752, 87416, 91876, 100940, 109270, 114845, 115360, 124880, 160783, 161504, 174832, 183752, 201880, 218540, 229690, 249760, 321566, 349664, 367504, 403760, 437080, 459380, 643132, 735008, 803915, 807520, 874160, 918760, 1125481, 1286264, 1607830, 1748320, 1837520, 2250962, 2572528, 3215660, 3675040, 4501924, 5145056, 5627405, 6431320, 9003848, 11254810, 12862640, 18007696, 22509620, 25725280, 36015392, 45019240, 90038480, 180076960]

約数ペア:

[(1, 180076960), (2, 90038480), (4, 45019240), (5, 36015392), (7, 25725280), (8, 22509620), (10, 18007696), (14, 12862640), (16, 11254810), (20, 9003848), (28, 6431320), (32, 5627405), (35, 5145056), (40, 4501924), (49, 3675040), (56, 3215660), (70, 2572528), (80, 2250962), (98, 1837520), (103, 1748320), (112, 1607830), (140, 1286264), (160, 1125481), (196, 918760), (206, 874160), (223, 807520), (224, 803915), (245, 735008), (280, 643132), (392, 459380), (412, 437080), (446, 403760), (490, 367504), (515, 349664), (560, 321566), (721, 249760), (784, 229690), (824, 218540), (892, 201880), (980, 183752), (1030, 174832), (1115, 161504), (1120, 160783), (1442, 124880), (1561, 115360), (1568, 114845), (1648, 109270), (1784, 100940), (1960, 91876), (2060, 87416), (2230, 80752), (2884, 62440), (3122, 57680), (3296, 54635), (3568, 50470), (3605, 49952), (3920, 45938), (4120, 43708), (4460, 40376), (5047, 35680), (5768, 31220), (6244, 28840), (7136, 25235), (7210, 24976), (7805, 23072), (7840, 22969), (8240, 21854), (8920, 20188), (10094, 17840), (10927, 16480), (11536, 15610), (12488, 14420)]