2008170720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7079}}^1$

素因数の和:7297

約数の個数: 144

約数和(自身を含む): 6888641760

約数和(自身を除く): 4880471040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 197, 240, 288, 360, 394, 480, 591, 720, 788, 985, 1182, 1440, 1576, 1773, 1970, 2364, 2955, 3152, 3546, 3940, 4728, 5910, 6304, 7079, 7092, 7880, 8865, 9456, 11820, 14158, 14184, 15760, 17730, 18912, 21237, 23640, 28316, 28368, 31520, 35395, 35460, 42474, 47280, 56632, 56736, 63711, 70790, 70920, 84948, 94560, 106185, 113264, 127422, 141580, 141840, 169896, 212370, 226528, 254844, 283160, 283680, 318555, 339792, 424740, 509688, 566320, 637110, 679584, 849480, 1019376, 1132640, 1274220, 1394563, 1698960, 2038752, 2548440, 2789126, 3397920, 4183689, 5096880, 5578252, 6972815, 8367378, 10193760, 11156504, 12551067, 13945630, 16734756, 20918445, 22313008, 25102134, 27891260, 33469512, 41836890, 44626016, 50204268, 55782520, 62755335, 66939024, 83673780, 100408536, 111565040, 125510670, 133878048, 167347560, 200817072, 223130080, 251021340, 334695120, 401634144, 502042680, 669390240, 1004085360, 2008170720]

約数ペア:

[(1, 2008170720), (2, 1004085360), (3, 669390240), (4, 502042680), (5, 401634144), (6, 334695120), (8, 251021340), (9, 223130080), (10, 200817072), (12, 167347560), (15, 133878048), (16, 125510670), (18, 111565040), (20, 100408536), (24, 83673780), (30, 66939024), (32, 62755335), (36, 55782520), (40, 50204268), (45, 44626016), (48, 41836890), (60, 33469512), (72, 27891260), (80, 25102134), (90, 22313008), (96, 20918445), (120, 16734756), (144, 13945630), (160, 12551067), (180, 11156504), (197, 10193760), (240, 8367378), (288, 6972815), (360, 5578252), (394, 5096880), (480, 4183689), (591, 3397920), (720, 2789126), (788, 2548440), (985, 2038752), (1182, 1698960), (1440, 1394563), (1576, 1274220), (1773, 1132640), (1970, 1019376), (2364, 849480), (2955, 679584), (3152, 637110), (3546, 566320), (3940, 509688), (4728, 424740), (5910, 339792), (6304, 318555), (7079, 283680), (7092, 283160), (7880, 254844), (8865, 226528), (9456, 212370), (11820, 169896), (14158, 141840), (14184, 141580), (15760, 127422), (17730, 113264), (18912, 106185), (21237, 94560), (23640, 84948), (28316, 70920), (28368, 70790), (31520, 63711), (35395, 56736), (35460, 56632), (42474, 47280)]