255328080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{421}}^1$

素因数の和:482

約数の個数: 240

約数和(自身を含む): 956974464

約数和(自身を除く): 701646384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 361, 380, 399, 420, 421, 456, 532, 560, 570, 665, 722, 760, 798, 840, 842, 912, 1064, 1083, 1140, 1263, 1330, 1444, 1520, 1596, 1680, 1684, 1805, 1995, 2105, 2128, 2166, 2280, 2526, 2527, 2660, 2888, 2947, 3192, 3368, 3610, 3990, 4210, 4332, 4560, 5052, 5054, 5320, 5415, 5776, 5894, 6315, 6384, 6736, 7220, 7581, 7980, 7999, 8420, 8664, 8841, 10104, 10108, 10640, 10830, 11788, 12630, 12635, 14440, 14735, 15162, 15960, 15998, 16840, 17328, 17682, 20208, 20216, 21660, 23576, 23997, 25260, 25270, 28880, 29470, 30324, 31920, 31996, 33680, 35364, 37905, 39995, 40432, 43320, 44205, 47152, 47994, 50520, 50540, 55993, 58940, 60648, 63992, 70728, 75810, 79990, 86640, 88410, 95988, 101040, 101080, 111986, 117880, 119985, 121296, 127984, 141456, 151620, 151981, 159980, 167979, 176820, 191976, 202160, 223972, 235760, 239970, 279965, 303240, 303962, 319960, 335958, 353640, 383952, 447944, 455943, 479940, 559930, 606480, 607924, 639920, 671916, 707280, 759905, 839895, 895888, 911886, 959880, 1063867, 1119860, 1215848, 1343832, 1519810, 1679790, 1823772, 1919760, 2127734, 2239720, 2279715, 2431696, 2687664, 3039620, 3191601, 3359580, 3647544, 4255468, 4479440, 4559430, 5319335, 6079240, 6383202, 6719160, 7295088, 8510936, 9118860, 10638670, 12158480, 12766404, 13438320, 15958005, 17021872, 18237720, 21277340, 25532808, 31916010, 36475440, 42554680, 51065616, 63832020, 85109360, 127664040, 255328080]

約数ペア:

[(1, 255328080), (2, 127664040), (3, 85109360), (4, 63832020), (5, 51065616), (6, 42554680), (7, 36475440), (8, 31916010), (10, 25532808), (12, 21277340), (14, 18237720), (15, 17021872), (16, 15958005), (19, 13438320), (20, 12766404), (21, 12158480), (24, 10638670), (28, 9118860), (30, 8510936), (35, 7295088), (38, 6719160), (40, 6383202), (42, 6079240), (48, 5319335), (56, 4559430), (57, 4479440), (60, 4255468), (70, 3647544), (76, 3359580), (80, 3191601), (84, 3039620), (95, 2687664), (105, 2431696), (112, 2279715), (114, 2239720), (120, 2127734), (133, 1919760), (140, 1823772), (152, 1679790), (168, 1519810), (190, 1343832), (210, 1215848), (228, 1119860), (240, 1063867), (266, 959880), (280, 911886), (285, 895888), (304, 839895), (336, 759905), (361, 707280), (380, 671916), (399, 639920), (420, 607924), (421, 606480), (456, 559930), (532, 479940), (560, 455943), (570, 447944), (665, 383952), (722, 353640), (760, 335958), (798, 319960), (840, 303962), (842, 303240), (912, 279965), (1064, 239970), (1083, 235760), (1140, 223972), (1263, 202160), (1330, 191976), (1444, 176820), (1520, 167979), (1596, 159980), (1680, 151981), (1684, 151620), (1805, 141456), (1995, 127984), (2105, 121296), (2128, 119985), (2166, 117880), (2280, 111986), (2526, 101080), (2527, 101040), (2660, 95988), (2888, 88410), (2947, 86640), (3192, 79990), (3368, 75810), (3610, 70728), (3990, 63992), (4210, 60648), (4332, 58940), (4560, 55993), (5052, 50540), (5054, 50520), (5320, 47994), (5415, 47152), (5776, 44205), (5894, 43320), (6315, 40432), (6384, 39995), (6736, 37905), (7220, 35364), (7581, 33680), (7980, 31996), (7999, 31920), (8420, 30324), (8664, 29470), (8841, 28880), (10104, 25270), (10108, 25260), (10640, 23997), (10830, 23576), (11788, 21660), (12630, 20216), (12635, 20208), (14440, 17682), (14735, 17328), (15162, 16840), (15960, 15998)]