69960240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{661}}^1$

素因数の和:697

約数の個数: 240

約数和(自身を含む): 280740960

約数和(自身を除く): 210780720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 661, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1322, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 1983, 2160, 2205, 2352, 2520, 2644, 2646, 2940, 3024, 3305, 3528, 3780, 3920, 3966, 4410, 4627, 5040, 5288, 5292, 5880, 5949, 6610, 6615, 7056, 7560, 7932, 8820, 9254, 9915, 10576, 10584, 11760, 11898, 13220, 13230, 13881, 15120, 15864, 17640, 17847, 18508, 19830, 21168, 23135, 23796, 26440, 26460, 27762, 29745, 31728, 32389, 35280, 35694, 37016, 39660, 41643, 46270, 47592, 52880, 52920, 55524, 59490, 64778, 69405, 71388, 74032, 79320, 83286, 89235, 92540, 95184, 97167, 105840, 111048, 118980, 124929, 129556, 138810, 142776, 158640, 161945, 166572, 178470, 185080, 194334, 208215, 222096, 237960, 249858, 259112, 277620, 285552, 291501, 323890, 333144, 356940, 370160, 388668, 416430, 475920, 485835, 499716, 518224, 555240, 583002, 624645, 647780, 666288, 713880, 777336, 832860, 874503, 971670, 999432, 1110480, 1166004, 1249290, 1295560, 1427760, 1457505, 1554672, 1665720, 1749006, 1943340, 1998864, 2332008, 2498580, 2591120, 2915010, 3331440, 3498012, 3886680, 4372515, 4664016, 4997160, 5830020, 6996024, 7773360, 8745030, 9994320, 11660040, 13992048, 17490060, 23320080, 34980120, 69960240]

約数ペア:

[(1, 69960240), (2, 34980120), (3, 23320080), (4, 17490060), (5, 13992048), (6, 11660040), (7, 9994320), (8, 8745030), (9, 7773360), (10, 6996024), (12, 5830020), (14, 4997160), (15, 4664016), (16, 4372515), (18, 3886680), (20, 3498012), (21, 3331440), (24, 2915010), (27, 2591120), (28, 2498580), (30, 2332008), (35, 1998864), (36, 1943340), (40, 1749006), (42, 1665720), (45, 1554672), (48, 1457505), (49, 1427760), (54, 1295560), (56, 1249290), (60, 1166004), (63, 1110480), (70, 999432), (72, 971670), (80, 874503), (84, 832860), (90, 777336), (98, 713880), (105, 666288), (108, 647780), (112, 624645), (120, 583002), (126, 555240), (135, 518224), (140, 499716), (144, 485835), (147, 475920), (168, 416430), (180, 388668), (189, 370160), (196, 356940), (210, 333144), (216, 323890), (240, 291501), (245, 285552), (252, 277620), (270, 259112), (280, 249858), (294, 237960), (315, 222096), (336, 208215), (360, 194334), (378, 185080), (392, 178470), (420, 166572), (432, 161945), (441, 158640), (490, 142776), (504, 138810), (540, 129556), (560, 124929), (588, 118980), (630, 111048), (661, 105840), (720, 97167), (735, 95184), (756, 92540), (784, 89235), (840, 83286), (882, 79320), (945, 74032), (980, 71388), (1008, 69405), (1080, 64778), (1176, 59490), (1260, 55524), (1322, 52920), (1323, 52880), (1470, 47592), (1512, 46270), (1680, 41643), (1764, 39660), (1890, 37016), (1960, 35694), (1983, 35280), (2160, 32389), (2205, 31728), (2352, 29745), (2520, 27762), (2644, 26460), (2646, 26440), (2940, 23796), (3024, 23135), (3305, 21168), (3528, 19830), (3780, 18508), (3920, 17847), (3966, 17640), (4410, 15864), (4627, 15120), (5040, 13881), (5288, 13230), (5292, 13220), (5880, 11898), (5949, 11760), (6610, 10584), (6615, 10576), (7056, 9915), (7560, 9254), (7932, 8820)]