2020907520

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{367}}^1$

素因数の和:635

約数の個数: 240

約数和(自身を含む): 7047406080

約数和(自身を除く): 5026498560

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 239, 240, 256, 288, 320, 360, 367, 384, 478, 480, 512, 576, 640, 717, 720, 734, 768, 956, 960, 1101, 1152, 1195, 1280, 1434, 1440, 1468, 1536, 1835, 1912, 1920, 2151, 2202, 2304, 2390, 2560, 2868, 2880, 2936, 3303, 3585, 3670, 3824, 3840, 4302, 4404, 4608, 4780, 5505, 5736, 5760, 5872, 6606, 7170, 7340, 7648, 7680, 8604, 8808, 9560, 10755, 11010, 11472, 11520, 11744, 13212, 14340, 14680, 15296, 16515, 17208, 17616, 19120, 21510, 22020, 22944, 23040, 23488, 26424, 28680, 29360, 30592, 33030, 34416, 35232, 38240, 43020, 44040, 45888, 46976, 52848, 57360, 58720, 61184, 66060, 68832, 70464, 76480, 86040, 87713, 88080, 91776, 93952, 105696, 114720, 117440, 122368, 132120, 137664, 140928, 152960, 172080, 175426, 176160, 183552, 187904, 211392, 229440, 234880, 263139, 264240, 275328, 281856, 305920, 344160, 350852, 352320, 367104, 422784, 438565, 458880, 469760, 526278, 528480, 550656, 563712, 611840, 688320, 701704, 704640, 789417, 845568, 877130, 917760, 939520, 1052556, 1056960, 1101312, 1315695, 1376640, 1403408, 1409280, 1578834, 1691136, 1754260, 1835520, 2105112, 2113920, 2631390, 2753280, 2806816, 2818560, 3157668, 3508520, 3947085, 4210224, 4227840, 5262780, 5506560, 5613632, 6315336, 7017040, 7894170, 8420448, 8455680, 10525560, 11227264, 12630672, 14034080, 15788340, 16840896, 21051120, 22454528, 25261344, 28068160, 31576680, 33681792, 42102240, 44909056, 50522688, 56136320, 63153360, 67363584, 84204480, 101045376, 112272640, 126306720, 134727168, 168408960, 202090752, 224545280, 252613440, 336817920, 404181504, 505226880, 673635840, 1010453760, 2020907520]

約数ペア:

[(1, 2020907520), (2, 1010453760), (3, 673635840), (4, 505226880), (5, 404181504), (6, 336817920), (8, 252613440), (9, 224545280), (10, 202090752), (12, 168408960), (15, 134727168), (16, 126306720), (18, 112272640), (20, 101045376), (24, 84204480), (30, 67363584), (32, 63153360), (36, 56136320), (40, 50522688), (45, 44909056), (48, 42102240), (60, 33681792), (64, 31576680), (72, 28068160), (80, 25261344), (90, 22454528), (96, 21051120), (120, 16840896), (128, 15788340), (144, 14034080), (160, 12630672), (180, 11227264), (192, 10525560), (239, 8455680), (240, 8420448), (256, 7894170), (288, 7017040), (320, 6315336), (360, 5613632), (367, 5506560), (384, 5262780), (478, 4227840), (480, 4210224), (512, 3947085), (576, 3508520), (640, 3157668), (717, 2818560), (720, 2806816), (734, 2753280), (768, 2631390), (956, 2113920), (960, 2105112), (1101, 1835520), (1152, 1754260), (1195, 1691136), (1280, 1578834), (1434, 1409280), (1440, 1403408), (1468, 1376640), (1536, 1315695), (1835, 1101312), (1912, 1056960), (1920, 1052556), (2151, 939520), (2202, 917760), (2304, 877130), (2390, 845568), (2560, 789417), (2868, 704640), (2880, 701704), (2936, 688320), (3303, 611840), (3585, 563712), (3670, 550656), (3824, 528480), (3840, 526278), (4302, 469760), (4404, 458880), (4608, 438565), (4780, 422784), (5505, 367104), (5736, 352320), (5760, 350852), (5872, 344160), (6606, 305920), (7170, 281856), (7340, 275328), (7648, 264240), (7680, 263139), (8604, 234880), (8808, 229440), (9560, 211392), (10755, 187904), (11010, 183552), (11472, 176160), (11520, 175426), (11744, 172080), (13212, 152960), (14340, 140928), (14680, 137664), (15296, 132120), (16515, 122368), (17208, 117440), (17616, 114720), (19120, 105696), (21510, 93952), (22020, 91776), (22944, 88080), (23040, 87713), (23488, 86040), (26424, 76480), (28680, 70464), (29360, 68832), (30592, 66060), (33030, 61184), (34416, 58720), (35232, 57360), (38240, 52848), (43020, 46976), (44040, 45888)]