78327840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 192

約数和(自身を含む): 271071360

約数和(自身を除く): 192743520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 29, 30, 32, 34, 40, 48, 51, 58, 60, 68, 80, 85, 87, 96, 102, 116, 120, 136, 145, 160, 170, 174, 204, 232, 240, 255, 272, 290, 331, 340, 348, 408, 435, 464, 480, 493, 510, 544, 580, 662, 680, 696, 816, 870, 928, 986, 993, 1020, 1160, 1324, 1360, 1392, 1479, 1632, 1655, 1740, 1972, 1986, 2040, 2320, 2465, 2648, 2720, 2784, 2958, 3310, 3480, 3944, 3972, 4080, 4640, 4930, 4965, 5296, 5627, 5916, 6620, 6960, 7395, 7888, 7944, 8160, 9599, 9860, 9930, 10592, 11254, 11832, 13240, 13920, 14790, 15776, 15888, 16881, 19198, 19720, 19860, 22508, 23664, 26480, 28135, 28797, 29580, 31776, 33762, 38396, 39440, 39720, 45016, 47328, 47995, 52960, 56270, 57594, 59160, 67524, 76792, 78880, 79440, 84405, 90032, 95990, 112540, 115188, 118320, 135048, 143985, 153584, 158880, 163183, 168810, 180064, 191980, 225080, 230376, 236640, 270096, 287970, 307168, 326366, 337620, 383960, 450160, 460752, 489549, 540192, 575940, 652732, 675240, 767920, 815915, 900320, 921504, 979098, 1151880, 1305464, 1350480, 1535840, 1631830, 1958196, 2303760, 2447745, 2610928, 2700960, 3263660, 3916392, 4607520, 4895490, 5221856, 6527320, 7832784, 9790980, 13054640, 15665568, 19581960, 26109280, 39163920, 78327840]

約数ペア:

[(1, 78327840), (2, 39163920), (3, 26109280), (4, 19581960), (5, 15665568), (6, 13054640), (8, 9790980), (10, 7832784), (12, 6527320), (15, 5221856), (16, 4895490), (17, 4607520), (20, 3916392), (24, 3263660), (29, 2700960), (30, 2610928), (32, 2447745), (34, 2303760), (40, 1958196), (48, 1631830), (51, 1535840), (58, 1350480), (60, 1305464), (68, 1151880), (80, 979098), (85, 921504), (87, 900320), (96, 815915), (102, 767920), (116, 675240), (120, 652732), (136, 575940), (145, 540192), (160, 489549), (170, 460752), (174, 450160), (204, 383960), (232, 337620), (240, 326366), (255, 307168), (272, 287970), (290, 270096), (331, 236640), (340, 230376), (348, 225080), (408, 191980), (435, 180064), (464, 168810), (480, 163183), (493, 158880), (510, 153584), (544, 143985), (580, 135048), (662, 118320), (680, 115188), (696, 112540), (816, 95990), (870, 90032), (928, 84405), (986, 79440), (993, 78880), (1020, 76792), (1160, 67524), (1324, 59160), (1360, 57594), (1392, 56270), (1479, 52960), (1632, 47995), (1655, 47328), (1740, 45016), (1972, 39720), (1986, 39440), (2040, 38396), (2320, 33762), (2465, 31776), (2648, 29580), (2720, 28797), (2784, 28135), (2958, 26480), (3310, 23664), (3480, 22508), (3944, 19860), (3972, 19720), (4080, 19198), (4640, 16881), (4930, 15888), (4965, 15776), (5296, 14790), (5627, 13920), (5916, 13240), (6620, 11832), (6960, 11254), (7395, 10592), (7888, 9930), (7944, 9860), (8160, 9599)]