28860480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1$

素因数の和:945

約数の個数: 168

約数和(自身を含む): 108411264

約数和(自身を除く): 79550784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 396, 440, 480, 495, 528, 576, 660, 704, 720, 792, 880, 911, 960, 990, 1056, 1320, 1440, 1584, 1760, 1822, 1980, 2112, 2640, 2733, 2880, 3168, 3520, 3644, 3960, 4555, 5280, 5466, 6336, 7288, 7920, 8199, 9110, 10021, 10560, 10932, 13665, 14576, 15840, 16398, 18220, 20042, 21864, 27330, 29152, 30063, 31680, 32796, 36440, 40084, 40995, 43728, 50105, 54660, 58304, 60126, 65592, 72880, 80168, 81990, 87456, 90189, 100210, 109320, 120252, 131184, 145760, 150315, 160336, 163980, 174912, 180378, 200420, 218640, 240504, 262368, 291520, 300630, 320672, 327960, 360756, 400840, 437280, 450945, 481008, 524736, 601260, 641344, 655920, 721512, 801680, 874560, 901890, 962016, 1202520, 1311840, 1443024, 1603360, 1803780, 1924032, 2405040, 2623680, 2886048, 3206720, 3607560, 4810080, 5772096, 7215120, 9620160, 14430240, 28860480]

約数ペア:

[(1, 28860480), (2, 14430240), (3, 9620160), (4, 7215120), (5, 5772096), (6, 4810080), (8, 3607560), (9, 3206720), (10, 2886048), (11, 2623680), (12, 2405040), (15, 1924032), (16, 1803780), (18, 1603360), (20, 1443024), (22, 1311840), (24, 1202520), (30, 962016), (32, 901890), (33, 874560), (36, 801680), (40, 721512), (44, 655920), (45, 641344), (48, 601260), (55, 524736), (60, 481008), (64, 450945), (66, 437280), (72, 400840), (80, 360756), (88, 327960), (90, 320672), (96, 300630), (99, 291520), (110, 262368), (120, 240504), (132, 218640), (144, 200420), (160, 180378), (165, 174912), (176, 163980), (180, 160336), (192, 150315), (198, 145760), (220, 131184), (240, 120252), (264, 109320), (288, 100210), (320, 90189), (330, 87456), (352, 81990), (360, 80168), (396, 72880), (440, 65592), (480, 60126), (495, 58304), (528, 54660), (576, 50105), (660, 43728), (704, 40995), (720, 40084), (792, 36440), (880, 32796), (911, 31680), (960, 30063), (990, 29152), (1056, 27330), (1320, 21864), (1440, 20042), (1584, 18220), (1760, 16398), (1822, 15840), (1980, 14576), (2112, 13665), (2640, 10932), (2733, 10560), (2880, 10021), (3168, 9110), (3520, 8199), (3644, 7920), (3960, 7288), (4555, 6336), (5280, 5466)]