128262960

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:545

約数の個数: 320

約数和(自身を含む): 535680000

約数和(自身を除く): 407417040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 168, 170, 180, 189, 204, 210, 216, 238, 240, 252, 255, 270, 272, 280, 306, 315, 336, 340, 357, 360, 378, 408, 420, 432, 459, 476, 499, 504, 510, 540, 560, 595, 612, 630, 680, 714, 720, 756, 765, 816, 840, 918, 945, 952, 998, 1008, 1020, 1071, 1080, 1190, 1224, 1260, 1360, 1428, 1497, 1512, 1530, 1680, 1785, 1836, 1890, 1904, 1996, 2040, 2142, 2160, 2295, 2380, 2448, 2495, 2520, 2856, 2994, 3024, 3060, 3213, 3493, 3570, 3672, 3780, 3992, 4080, 4284, 4491, 4590, 4760, 4990, 5040, 5355, 5712, 5988, 6120, 6426, 6986, 7140, 7344, 7485, 7560, 7984, 8483, 8568, 8982, 9180, 9520, 9980, 10479, 10710, 11976, 12240, 12852, 13473, 13972, 14280, 14970, 15120, 16065, 16966, 17136, 17465, 17964, 18360, 19960, 20958, 21420, 22455, 23952, 25449, 25704, 26946, 27944, 28560, 29940, 31437, 32130, 33932, 34930, 35928, 36720, 39920, 41916, 42415, 42840, 44910, 50898, 51408, 52395, 53892, 55888, 59381, 59880, 62874, 64260, 67365, 67864, 69860, 71856, 76347, 83832, 84830, 85680, 89820, 94311, 101796, 104790, 107784, 118762, 119760, 125748, 127245, 128520, 134730, 135728, 139720, 152694, 157185, 167664, 169660, 178143, 179640, 188622, 203592, 209580, 215568, 229041, 237524, 251496, 254490, 257040, 269460, 279440, 296905, 305388, 314370, 339320, 356286, 359280, 377244, 381735, 407184, 419160, 458082, 471555, 475048, 502992, 508980, 534429, 538920, 593810, 610776, 628740, 678640, 712572, 754488, 763470, 838320, 890715, 916164, 943110, 950096, 1017960, 1068858, 1077840, 1145205, 1187620, 1221552, 1257480, 1425144, 1508976, 1526940, 1603287, 1781430, 1832328, 1886220, 2035920, 2137716, 2290410, 2375240, 2514960, 2672145, 2850288, 3053880, 3206574, 3562860, 3664656, 3772440, 4275432, 4580820, 4750480, 5344290, 6107760, 6413148, 7125720, 7544880, 8016435, 8550864, 9161640, 10688580, 12826296, 14251440, 16032870, 18323280, 21377160, 25652592, 32065740, 42754320, 64131480, 128262960]

約数ペア:

[(1, 128262960), (2, 64131480), (3, 42754320), (4, 32065740), (5, 25652592), (6, 21377160), (7, 18323280), (8, 16032870), (9, 14251440), (10, 12826296), (12, 10688580), (14, 9161640), (15, 8550864), (16, 8016435), (17, 7544880), (18, 7125720), (20, 6413148), (21, 6107760), (24, 5344290), (27, 4750480), (28, 4580820), (30, 4275432), (34, 3772440), (35, 3664656), (36, 3562860), (40, 3206574), (42, 3053880), (45, 2850288), (48, 2672145), (51, 2514960), (54, 2375240), (56, 2290410), (60, 2137716), (63, 2035920), (68, 1886220), (70, 1832328), (72, 1781430), (80, 1603287), (84, 1526940), (85, 1508976), (90, 1425144), (102, 1257480), (105, 1221552), (108, 1187620), (112, 1145205), (119, 1077840), (120, 1068858), (126, 1017960), (135, 950096), (136, 943110), (140, 916164), (144, 890715), (153, 838320), (168, 763470), (170, 754488), (180, 712572), (189, 678640), (204, 628740), (210, 610776), (216, 593810), (238, 538920), (240, 534429), (252, 508980), (255, 502992), (270, 475048), (272, 471555), (280, 458082), (306, 419160), (315, 407184), (336, 381735), (340, 377244), (357, 359280), (360, 356286), (378, 339320), (408, 314370), (420, 305388), (432, 296905), (459, 279440), (476, 269460), (499, 257040), (504, 254490), (510, 251496), (540, 237524), (560, 229041), (595, 215568), (612, 209580), (630, 203592), (680, 188622), (714, 179640), (720, 178143), (756, 169660), (765, 167664), (816, 157185), (840, 152694), (918, 139720), (945, 135728), (952, 134730), (998, 128520), (1008, 127245), (1020, 125748), (1071, 119760), (1080, 118762), (1190, 107784), (1224, 104790), (1260, 101796), (1360, 94311), (1428, 89820), (1497, 85680), (1512, 84830), (1530, 83832), (1680, 76347), (1785, 71856), (1836, 69860), (1890, 67864), (1904, 67365), (1996, 64260), (2040, 62874), (2142, 59880), (2160, 59381), (2295, 55888), (2380, 53892), (2448, 52395), (2495, 51408), (2520, 50898), (2856, 44910), (2994, 42840), (3024, 42415), (3060, 41916), (3213, 39920), (3493, 36720), (3570, 35928), (3672, 34930), (3780, 33932), (3992, 32130), (4080, 31437), (4284, 29940), (4491, 28560), (4590, 27944), (4760, 26946), (4990, 25704), (5040, 25449), (5355, 23952), (5712, 22455), (5988, 21420), (6120, 20958), (6426, 19960), (6986, 18360), (7140, 17964), (7344, 17465), (7485, 17136), (7560, 16966), (7984, 16065), (8483, 15120), (8568, 14970), (8982, 14280), (9180, 13972), (9520, 13473), (9980, 12852), (10479, 12240), (10710, 11976)]