209026260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19037}}^1$

素因数の和:19113

約数の個数: 72

約数和(自身を含む): 644474376

約数和(自身を除く): 435448116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 19037, 38074, 57111, 76148, 95185, 114222, 171333, 190370, 228444, 285555, 342666, 380740, 571110, 685332, 856665, 1142220, 1161257, 1713330, 2322514, 3426660, 3483771, 4645028, 5806285, 6967542, 10451313, 11612570, 13935084, 17418855, 20902626, 23225140, 34837710, 41805252, 52256565, 69675420, 104513130, 209026260]

約数ペア:

[(1, 209026260), (2, 104513130), (3, 69675420), (4, 52256565), (5, 41805252), (6, 34837710), (9, 23225140), (10, 20902626), (12, 17418855), (15, 13935084), (18, 11612570), (20, 10451313), (30, 6967542), (36, 5806285), (45, 4645028), (60, 3483771), (61, 3426660), (90, 2322514), (122, 1713330), (180, 1161257), (183, 1142220), (244, 856665), (305, 685332), (366, 571110), (549, 380740), (610, 342666), (732, 285555), (915, 228444), (1098, 190370), (1220, 171333), (1830, 114222), (2196, 95185), (2745, 76148), (3660, 57111), (5490, 38074), (10980, 19037)]