28230840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7129}}^1$

素因数の和:7157

約数の個数: 96

約数和(自身を含む): 100105200

約数和(自身を除く): 71874360

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, 7129, 14258, 21387, 28516, 35645, 42774, 57032, 64161, 71290, 78419, 85548, 106935, 128322, 142580, 156838, 171096, 213870, 235257, 256644, 285160, 313676, 320805, 392095, 427740, 470514, 513288, 627352, 641610, 705771, 784190, 855480, 941028, 1176285, 1283220, 1411542, 1568380, 1882056, 2352570, 2566440, 2823084, 3136760, 3528855, 4705140, 5646168, 7057710, 9410280, 14115420, 28230840]

約数ペア:

[(1, 28230840), (2, 14115420), (3, 9410280), (4, 7057710), (5, 5646168), (6, 4705140), (8, 3528855), (9, 3136760), (10, 2823084), (11, 2566440), (12, 2352570), (15, 1882056), (18, 1568380), (20, 1411542), (22, 1283220), (24, 1176285), (30, 941028), (33, 855480), (36, 784190), (40, 705771), (44, 641610), (45, 627352), (55, 513288), (60, 470514), (66, 427740), (72, 392095), (88, 320805), (90, 313676), (99, 285160), (110, 256644), (120, 235257), (132, 213870), (165, 171096), (180, 156838), (198, 142580), (220, 128322), (264, 106935), (330, 85548), (360, 78419), (396, 71290), (440, 64161), (495, 57032), (660, 42774), (792, 35645), (990, 28516), (1320, 21387), (1980, 14258), (3960, 7129)]