1558260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 5162976

約数和(自身を除く): 3604716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 787, 990, 1574, 1980, 2361, 3148, 3935, 4722, 7083, 7870, 8657, 9444, 11805, 14166, 15740, 17314, 23610, 25971, 28332, 34628, 35415, 43285, 47220, 51942, 70830, 77913, 86570, 103884, 129855, 141660, 155826, 173140, 259710, 311652, 389565, 519420, 779130, 1558260]

約数ペア:

[(1, 1558260), (2, 779130), (3, 519420), (4, 389565), (5, 311652), (6, 259710), (9, 173140), (10, 155826), (11, 141660), (12, 129855), (15, 103884), (18, 86570), (20, 77913), (22, 70830), (30, 51942), (33, 47220), (36, 43285), (44, 35415), (45, 34628), (55, 28332), (60, 25971), (66, 23610), (90, 17314), (99, 15740), (110, 14166), (132, 11805), (165, 9444), (180, 8657), (198, 7870), (220, 7083), (330, 4722), (396, 3935), (495, 3148), (660, 2361), (787, 1980), (990, 1574)]