128260440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:703

約数の個数: 288

約数和(自身を含む): 529785360

約数和(自身を除く): 401524920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 98, 99, 105, 110, 120, 126, 132, 140, 147, 154, 165, 168, 180, 196, 198, 210, 220, 231, 245, 252, 264, 280, 294, 308, 315, 330, 360, 385, 392, 396, 420, 440, 441, 462, 490, 495, 504, 539, 588, 616, 630, 660, 661, 693, 735, 770, 792, 840, 882, 924, 980, 990, 1078, 1155, 1176, 1260, 1320, 1322, 1386, 1470, 1540, 1617, 1764, 1848, 1960, 1980, 1983, 2156, 2205, 2310, 2520, 2644, 2695, 2772, 2940, 3080, 3234, 3305, 3465, 3528, 3960, 3966, 4312, 4410, 4620, 4627, 4851, 5288, 5390, 5544, 5880, 5949, 6468, 6610, 6930, 7271, 7932, 8085, 8820, 9240, 9254, 9702, 9915, 10780, 11898, 12936, 13220, 13860, 13881, 14542, 15864, 16170, 17640, 18508, 19404, 19830, 21560, 21813, 23135, 23796, 24255, 26440, 27720, 27762, 29084, 29745, 32340, 32389, 36355, 37016, 38808, 39660, 41643, 43626, 46270, 47592, 48510, 50897, 55524, 58168, 59490, 64680, 64778, 65439, 69405, 72710, 79320, 83286, 87252, 92540, 97020, 97167, 101794, 109065, 111048, 118980, 129556, 130878, 138810, 145420, 152691, 161945, 166572, 174504, 185080, 194040, 194334, 203588, 208215, 218130, 237960, 254485, 259112, 261756, 277620, 290840, 291501, 305382, 323890, 327195, 333144, 356279, 388668, 407176, 416430, 436260, 458073, 485835, 508970, 523512, 555240, 583002, 610764, 647780, 654390, 712558, 763455, 777336, 832860, 872520, 916146, 971670, 1017940, 1068837, 1166004, 1221528, 1295560, 1308780, 1425116, 1457505, 1526910, 1665720, 1781395, 1832292, 1943340, 2035880, 2137674, 2290365, 2332008, 2617560, 2850232, 2915010, 3053820, 3206511, 3562790, 3664584, 3886680, 4275348, 4580730, 5344185, 5830020, 6107640, 6413022, 7125580, 8550696, 9161460, 10688370, 11660040, 12826044, 14251160, 16032555, 18322920, 21376740, 25652088, 32065110, 42753480, 64130220, 128260440]

約数ペア:

[(1, 128260440), (2, 64130220), (3, 42753480), (4, 32065110), (5, 25652088), (6, 21376740), (7, 18322920), (8, 16032555), (9, 14251160), (10, 12826044), (11, 11660040), (12, 10688370), (14, 9161460), (15, 8550696), (18, 7125580), (20, 6413022), (21, 6107640), (22, 5830020), (24, 5344185), (28, 4580730), (30, 4275348), (33, 3886680), (35, 3664584), (36, 3562790), (40, 3206511), (42, 3053820), (44, 2915010), (45, 2850232), (49, 2617560), (55, 2332008), (56, 2290365), (60, 2137674), (63, 2035880), (66, 1943340), (70, 1832292), (72, 1781395), (77, 1665720), (84, 1526910), (88, 1457505), (90, 1425116), (98, 1308780), (99, 1295560), (105, 1221528), (110, 1166004), (120, 1068837), (126, 1017940), (132, 971670), (140, 916146), (147, 872520), (154, 832860), (165, 777336), (168, 763455), (180, 712558), (196, 654390), (198, 647780), (210, 610764), (220, 583002), (231, 555240), (245, 523512), (252, 508970), (264, 485835), (280, 458073), (294, 436260), (308, 416430), (315, 407176), (330, 388668), (360, 356279), (385, 333144), (392, 327195), (396, 323890), (420, 305382), (440, 291501), (441, 290840), (462, 277620), (490, 261756), (495, 259112), (504, 254485), (539, 237960), (588, 218130), (616, 208215), (630, 203588), (660, 194334), (661, 194040), (693, 185080), (735, 174504), (770, 166572), (792, 161945), (840, 152691), (882, 145420), (924, 138810), (980, 130878), (990, 129556), (1078, 118980), (1155, 111048), (1176, 109065), (1260, 101794), (1320, 97167), (1322, 97020), (1386, 92540), (1470, 87252), (1540, 83286), (1617, 79320), (1764, 72710), (1848, 69405), (1960, 65439), (1980, 64778), (1983, 64680), (2156, 59490), (2205, 58168), (2310, 55524), (2520, 50897), (2644, 48510), (2695, 47592), (2772, 46270), (2940, 43626), (3080, 41643), (3234, 39660), (3305, 38808), (3465, 37016), (3528, 36355), (3960, 32389), (3966, 32340), (4312, 29745), (4410, 29084), (4620, 27762), (4627, 27720), (4851, 26440), (5288, 24255), (5390, 23796), (5544, 23135), (5880, 21813), (5949, 21560), (6468, 19830), (6610, 19404), (6930, 18508), (7271, 17640), (7932, 16170), (8085, 15864), (8820, 14542), (9240, 13881), (9254, 13860), (9702, 13220), (9915, 12936), (10780, 11898)]