31118160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 160

約数和(自身を含む): 106064640

約数和(自身を除く): 74946480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 29, 30, 34, 40, 48, 51, 58, 60, 68, 80, 85, 87, 102, 116, 120, 136, 145, 170, 174, 204, 232, 240, 255, 263, 272, 290, 340, 348, 408, 435, 464, 493, 510, 526, 580, 680, 696, 789, 816, 870, 986, 1020, 1052, 1160, 1315, 1360, 1392, 1479, 1578, 1740, 1972, 2040, 2104, 2320, 2465, 2630, 2958, 3156, 3480, 3944, 3945, 4080, 4208, 4471, 4930, 5260, 5916, 6312, 6960, 7395, 7627, 7888, 7890, 8942, 9860, 10520, 11832, 12624, 13413, 14790, 15254, 15780, 17884, 19720, 21040, 22355, 22881, 23664, 26826, 29580, 30508, 31560, 35768, 38135, 39440, 44710, 45762, 53652, 59160, 61016, 63120, 67065, 71536, 76270, 89420, 91524, 107304, 114405, 118320, 122032, 129659, 134130, 152540, 178840, 183048, 214608, 228810, 259318, 268260, 305080, 357680, 366096, 388977, 457620, 518636, 536520, 610160, 648295, 777954, 915240, 1037272, 1073040, 1296590, 1555908, 1830480, 1944885, 2074544, 2593180, 3111816, 3889770, 5186360, 6223632, 7779540, 10372720, 15559080, 31118160]

約数ペア:

[(1, 31118160), (2, 15559080), (3, 10372720), (4, 7779540), (5, 6223632), (6, 5186360), (8, 3889770), (10, 3111816), (12, 2593180), (15, 2074544), (16, 1944885), (17, 1830480), (20, 1555908), (24, 1296590), (29, 1073040), (30, 1037272), (34, 915240), (40, 777954), (48, 648295), (51, 610160), (58, 536520), (60, 518636), (68, 457620), (80, 388977), (85, 366096), (87, 357680), (102, 305080), (116, 268260), (120, 259318), (136, 228810), (145, 214608), (170, 183048), (174, 178840), (204, 152540), (232, 134130), (240, 129659), (255, 122032), (263, 118320), (272, 114405), (290, 107304), (340, 91524), (348, 89420), (408, 76270), (435, 71536), (464, 67065), (493, 63120), (510, 61016), (526, 59160), (580, 53652), (680, 45762), (696, 44710), (789, 39440), (816, 38135), (870, 35768), (986, 31560), (1020, 30508), (1052, 29580), (1160, 26826), (1315, 23664), (1360, 22881), (1392, 22355), (1479, 21040), (1578, 19720), (1740, 17884), (1972, 15780), (2040, 15254), (2104, 14790), (2320, 13413), (2465, 12624), (2630, 11832), (2958, 10520), (3156, 9860), (3480, 8942), (3944, 7890), (3945, 7888), (4080, 7627), (4208, 7395), (4471, 6960), (4930, 6312), (5260, 5916)]