164783970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15649}}^1$

素因数の和:15681

約数の個数: 80

約数和(自身を含む): 477199800

約数和(自身を除く): 312415830

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 5265, 10530, 15649, 31298, 46947, 78245, 93894, 140841, 156490, 203437, 234735, 281682, 406874, 422523, 469470, 610311, 704205, 845046, 1017185, 1220622, 1267569, 1408410, 1830933, 2034370, 2112615, 2535138, 3051555, 3661866, 4225230, 5492799, 6103110, 6337845, 9154665, 10985598, 12675690, 16478397, 18309330, 27463995, 32956794, 54927990, 82391985, 164783970]

約数ペア:

[(1, 164783970), (2, 82391985), (3, 54927990), (5, 32956794), (6, 27463995), (9, 18309330), (10, 16478397), (13, 12675690), (15, 10985598), (18, 9154665), (26, 6337845), (27, 6103110), (30, 5492799), (39, 4225230), (45, 3661866), (54, 3051555), (65, 2535138), (78, 2112615), (81, 2034370), (90, 1830933), (117, 1408410), (130, 1267569), (135, 1220622), (162, 1017185), (195, 845046), (234, 704205), (270, 610311), (351, 469470), (390, 422523), (405, 406874), (585, 281682), (702, 234735), (810, 203437), (1053, 156490), (1170, 140841), (1755, 93894), (2106, 78245), (3510, 46947), (5265, 31298), (10530, 15649)]