164609620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 429770880

約数和(自身を除く): 265161260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 67, 70, 92, 98, 109, 115, 134, 140, 161, 196, 218, 230, 245, 268, 322, 335, 436, 460, 469, 490, 545, 644, 670, 763, 805, 938, 980, 1090, 1127, 1340, 1526, 1541, 1610, 1876, 2180, 2254, 2345, 2507, 3052, 3082, 3220, 3283, 3815, 4508, 4690, 5014, 5341, 5635, 6164, 6566, 7303, 7630, 7705, 9380, 10028, 10682, 10787, 11270, 12535, 13132, 14606, 15260, 15410, 16415, 17549, 21364, 21574, 22540, 25070, 26705, 29212, 30820, 32830, 35098, 36515, 43148, 50140, 51121, 53410, 53935, 65660, 70196, 73030, 75509, 87745, 102242, 106820, 107870, 122843, 146060, 151018, 167969, 175490, 204484, 215740, 245686, 255605, 302036, 335938, 350980, 357847, 377545, 491372, 511210, 614215, 671876, 715694, 755090, 839845, 1022420, 1175783, 1228430, 1431388, 1510180, 1679690, 1789235, 2351566, 2456860, 3359380, 3578470, 4703132, 5878915, 7156940, 8230481, 11757830, 16460962, 23515660, 32921924, 41152405, 82304810, 164609620]

約数ペア:

[(1, 164609620), (2, 82304810), (4, 41152405), (5, 32921924), (7, 23515660), (10, 16460962), (14, 11757830), (20, 8230481), (23, 7156940), (28, 5878915), (35, 4703132), (46, 3578470), (49, 3359380), (67, 2456860), (70, 2351566), (92, 1789235), (98, 1679690), (109, 1510180), (115, 1431388), (134, 1228430), (140, 1175783), (161, 1022420), (196, 839845), (218, 755090), (230, 715694), (245, 671876), (268, 614215), (322, 511210), (335, 491372), (436, 377545), (460, 357847), (469, 350980), (490, 335938), (545, 302036), (644, 255605), (670, 245686), (763, 215740), (805, 204484), (938, 175490), (980, 167969), (1090, 151018), (1127, 146060), (1340, 122843), (1526, 107870), (1541, 106820), (1610, 102242), (1876, 87745), (2180, 75509), (2254, 73030), (2345, 70196), (2507, 65660), (3052, 53935), (3082, 53410), (3220, 51121), (3283, 50140), (3815, 43148), (4508, 36515), (4690, 35098), (5014, 32830), (5341, 30820), (5635, 29212), (6164, 26705), (6566, 25070), (7303, 22540), (7630, 21574), (7705, 21364), (9380, 17549), (10028, 16415), (10682, 15410), (10787, 15260), (11270, 14606), (12535, 13132)]