82878840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20929}}^1$

素因数の和:20957

約数の個数: 96

約数和(自身を含む): 293857200

約数和(自身を除く): 210978360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 20929, 41858, 62787, 83716, 104645, 125574, 167432, 188361, 209290, 230219, 251148, 313935, 376722, 418580, 460438, 502296, 627870, 690657, 753444, 837160, 920876, 941805, 1151095, 1255740, 1381314, 1506888, 1841752, 1883610, 2071971, 2302190, 2511480, 2762628, 3453285, 3767220, 4143942, 4604380, 5525256, 6906570, 7534440, 8287884, 9208760, 10359855, 13813140, 16575768, 20719710, 27626280, 41439420, 82878840]

約数ペア:

[(1, 82878840), (2, 41439420), (3, 27626280), (4, 20719710), (5, 16575768), (6, 13813140), (8, 10359855), (9, 9208760), (10, 8287884), (11, 7534440), (12, 6906570), (15, 5525256), (18, 4604380), (20, 4143942), (22, 3767220), (24, 3453285), (30, 2762628), (33, 2511480), (36, 2302190), (40, 2071971), (44, 1883610), (45, 1841752), (55, 1506888), (60, 1381314), (66, 1255740), (72, 1151095), (88, 941805), (90, 920876), (99, 837160), (110, 753444), (120, 690657), (132, 627870), (165, 502296), (180, 460438), (198, 418580), (220, 376722), (264, 313935), (330, 251148), (360, 230219), (396, 209290), (440, 188361), (495, 167432), (660, 125574), (792, 104645), (990, 83716), (1320, 62787), (1980, 41858), (3960, 20929)]