1268732520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{320387}}^1$

素因数の和:320415

約数の個数: 96

約数和(自身を含む): 4498247520

約数和(自身を除く): 3229515000

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, 320387, 640774, 961161, 1281548, 1601935, 1922322, 2563096, 2883483, 3203870, 3524257, 3844644, 4805805, 5766966, 6407740, 7048514, 7689288, 9611610, 10572771, 11533932, 12815480, 14097028, 14417415, 17621285, 19223220, 21145542, 23067864, 28194056, 28834830, 31718313, 35242570, 38446440, 42291084, 52863855, 57669660, 63436626, 70485140, 84582168, 105727710, 115339320, 126873252, 140970280, 158591565, 211455420, 253746504, 317183130, 422910840, 634366260, 1268732520]

約数ペア:

[(1, 1268732520), (2, 634366260), (3, 422910840), (4, 317183130), (5, 253746504), (6, 211455420), (8, 158591565), (9, 140970280), (10, 126873252), (11, 115339320), (12, 105727710), (15, 84582168), (18, 70485140), (20, 63436626), (22, 57669660), (24, 52863855), (30, 42291084), (33, 38446440), (36, 35242570), (40, 31718313), (44, 28834830), (45, 28194056), (55, 23067864), (60, 21145542), (66, 19223220), (72, 17621285), (88, 14417415), (90, 14097028), (99, 12815480), (110, 11533932), (120, 10572771), (132, 9611610), (165, 7689288), (180, 7048514), (198, 6407740), (220, 5766966), (264, 4805805), (330, 3844644), (360, 3524257), (396, 3203870), (440, 2883483), (495, 2563096), (660, 1922322), (792, 1601935), (990, 1281548), (1320, 961161), (1980, 640774), (3960, 320387)]