256695120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32411}}^1$

素因数の和:32441

約数の個数: 120

約数和(自身を含む): 940466592

約数和(自身を除く): 683771472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 32411, 64822, 97233, 129644, 162055, 194466, 259288, 291699, 324110, 356521, 388932, 486165, 518576, 583398, 648220, 713042, 777864, 972330, 1069563, 1166796, 1296440, 1426084, 1458495, 1555728, 1782605, 1944660, 2139126, 2333592, 2592880, 2852168, 2916990, 3208689, 3565210, 3889320, 4278252, 4667184, 5347815, 5704336, 5833980, 6417378, 7130420, 7778640, 8556504, 10695630, 11667960, 12834756, 14260840, 16043445, 17113008, 21391260, 23335920, 25669512, 28521680, 32086890, 42782520, 51339024, 64173780, 85565040, 128347560, 256695120]

約数ペア:

[(1, 256695120), (2, 128347560), (3, 85565040), (4, 64173780), (5, 51339024), (6, 42782520), (8, 32086890), (9, 28521680), (10, 25669512), (11, 23335920), (12, 21391260), (15, 17113008), (16, 16043445), (18, 14260840), (20, 12834756), (22, 11667960), (24, 10695630), (30, 8556504), (33, 7778640), (36, 7130420), (40, 6417378), (44, 5833980), (45, 5704336), (48, 5347815), (55, 4667184), (60, 4278252), (66, 3889320), (72, 3565210), (80, 3208689), (88, 2916990), (90, 2852168), (99, 2592880), (110, 2333592), (120, 2139126), (132, 1944660), (144, 1782605), (165, 1555728), (176, 1458495), (180, 1426084), (198, 1296440), (220, 1166796), (240, 1069563), (264, 972330), (330, 777864), (360, 713042), (396, 648220), (440, 583398), (495, 518576), (528, 486165), (660, 388932), (720, 356521), (792, 324110), (880, 291699), (990, 259288), (1320, 194466), (1584, 162055), (1980, 129644), (2640, 97233), (3960, 64822), (7920, 32411)]