1815200640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28649}}^1$

素因数の和:28685

約数の個数: 192

約数和(自身を含む): 6838182000

約数和(自身を除く): 5022981360

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, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 528, 576, 640, 660, 704, 720, 792, 880, 960, 990, 1056, 1152, 1320, 1408, 1440, 1584, 1760, 1920, 1980, 2112, 2640, 2880, 3168, 3520, 3960, 4224, 5280, 5760, 6336, 7040, 7920, 10560, 12672, 15840, 21120, 28649, 31680, 57298, 63360, 85947, 114596, 143245, 171894, 229192, 257841, 286490, 315139, 343788, 429735, 458384, 515682, 572980, 630278, 687576, 859470, 916768, 945417, 1031364, 1145960, 1260556, 1289205, 1375152, 1575695, 1718940, 1833536, 1890834, 2062728, 2291920, 2521112, 2578410, 2750304, 2836251, 3151390, 3437880, 3667072, 3781668, 4125456, 4583840, 4727085, 5042224, 5156820, 5500608, 5672502, 6302780, 6875760, 7563336, 8250912, 9167680, 9454170, 10084448, 10313640, 11001216, 11345004, 12605560, 13751520, 14181255, 15126672, 16501824, 18335360, 18908340, 20168896, 20627280, 22690008, 25211120, 27503040, 28362510, 30253344, 33003648, 37816680, 40337792, 41254560, 45380016, 50422240, 55006080, 56725020, 60506688, 75633360, 82509120, 90760032, 100844480, 113450040, 121013376, 151266720, 165018240, 181520064, 201688960, 226900080, 302533440, 363040128, 453800160, 605066880, 907600320, 1815200640]

約数ペア:

[(1, 1815200640), (2, 907600320), (3, 605066880), (4, 453800160), (5, 363040128), (6, 302533440), (8, 226900080), (9, 201688960), (10, 181520064), (11, 165018240), (12, 151266720), (15, 121013376), (16, 113450040), (18, 100844480), (20, 90760032), (22, 82509120), (24, 75633360), (30, 60506688), (32, 56725020), (33, 55006080), (36, 50422240), (40, 45380016), (44, 41254560), (45, 40337792), (48, 37816680), (55, 33003648), (60, 30253344), (64, 28362510), (66, 27503040), (72, 25211120), (80, 22690008), (88, 20627280), (90, 20168896), (96, 18908340), (99, 18335360), (110, 16501824), (120, 15126672), (128, 14181255), (132, 13751520), (144, 12605560), (160, 11345004), (165, 11001216), (176, 10313640), (180, 10084448), (192, 9454170), (198, 9167680), (220, 8250912), (240, 7563336), (264, 6875760), (288, 6302780), (320, 5672502), (330, 5500608), (352, 5156820), (360, 5042224), (384, 4727085), (396, 4583840), (440, 4125456), (480, 3781668), (495, 3667072), (528, 3437880), (576, 3151390), (640, 2836251), (660, 2750304), (704, 2578410), (720, 2521112), (792, 2291920), (880, 2062728), (960, 1890834), (990, 1833536), (1056, 1718940), (1152, 1575695), (1320, 1375152), (1408, 1289205), (1440, 1260556), (1584, 1145960), (1760, 1031364), (1920, 945417), (1980, 916768), (2112, 859470), (2640, 687576), (2880, 630278), (3168, 572980), (3520, 515682), (3960, 458384), (4224, 429735), (5280, 343788), (5760, 315139), (6336, 286490), (7040, 257841), (7920, 229192), (10560, 171894), (12672, 143245), (15840, 114596), (21120, 85947), (28649, 63360), (31680, 57298)]