280180560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{106129}}^1$

素因数の和:106156

約数の個数: 80

約数和(自身を含む): 947528640

約数和(自身を除く): 667348080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 106129, 212258, 318387, 424516, 530645, 636774, 849032, 1061290, 1167419, 1273548, 1591935, 1698064, 2122580, 2334838, 2547096, 3183870, 3502257, 4245160, 4669676, 5094192, 5837095, 6367740, 7004514, 8490320, 9339352, 11674190, 12735480, 14009028, 17511285, 18678704, 23348380, 25470960, 28018056, 35022570, 46696760, 56036112, 70045140, 93393520, 140090280, 280180560]

約数ペア:

[(1, 280180560), (2, 140090280), (3, 93393520), (4, 70045140), (5, 56036112), (6, 46696760), (8, 35022570), (10, 28018056), (11, 25470960), (12, 23348380), (15, 18678704), (16, 17511285), (20, 14009028), (22, 12735480), (24, 11674190), (30, 9339352), (33, 8490320), (40, 7004514), (44, 6367740), (48, 5837095), (55, 5094192), (60, 4669676), (66, 4245160), (80, 3502257), (88, 3183870), (110, 2547096), (120, 2334838), (132, 2122580), (165, 1698064), (176, 1591935), (220, 1273548), (240, 1167419), (264, 1061290), (330, 849032), (440, 636774), (528, 530645), (660, 424516), (880, 318387), (1320, 212258), (2640, 106129)]