28626840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7229}}^1$

素因数の和:7257

約数の個数: 96

約数和(自身を含む): 101509200

約数和(自身を除く): 72882360

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, 7229, 14458, 21687, 28916, 36145, 43374, 57832, 65061, 72290, 79519, 86748, 108435, 130122, 144580, 159038, 173496, 216870, 238557, 260244, 289160, 318076, 325305, 397595, 433740, 477114, 520488, 636152, 650610, 715671, 795190, 867480, 954228, 1192785, 1301220, 1431342, 1590380, 1908456, 2385570, 2602440, 2862684, 3180760, 3578355, 4771140, 5725368, 7156710, 9542280, 14313420, 28626840]

約数ペア:

[(1, 28626840), (2, 14313420), (3, 9542280), (4, 7156710), (5, 5725368), (6, 4771140), (8, 3578355), (9, 3180760), (10, 2862684), (11, 2602440), (12, 2385570), (15, 1908456), (18, 1590380), (20, 1431342), (22, 1301220), (24, 1192785), (30, 954228), (33, 867480), (36, 795190), (40, 715671), (44, 650610), (45, 636152), (55, 520488), (60, 477114), (66, 433740), (72, 397595), (88, 325305), (90, 318076), (99, 289160), (110, 260244), (120, 238557), (132, 216870), (165, 173496), (180, 159038), (198, 144580), (220, 130122), (264, 108435), (330, 86748), (360, 79519), (396, 72290), (440, 65061), (495, 57832), (660, 43374), (792, 36145), (990, 28916), (1320, 21687), (1980, 14458), (3960, 7229)]