19975576320

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{82571}}^1$

素因数の和:82608

約数の個数: 288

約数和(自身を含む): 81013040640

約数和(自身を除く): 61037464320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 8064, 8640, 8960, 10080, 11520, 12096, 13440, 15120, 16128, 17280, 20160, 24192, 26880, 30240, 34560, 40320, 48384, 60480, 80640, 82571, 120960, 165142, 241920, 247713, 330284, 412855, 495426, 577997, 660568, 743139, 825710, 990852, 1155994, 1238565, 1321136, 1486278, 1651420, 1733991, 1981704, 2229417, 2311988, 2477130, 2642272, 2889985, 2972556, 3302840, 3467982, 3715695, 3963408, 4458834, 4623976, 4954260, 5201973, 5284544, 5779970, 5945112, 6605680, 6935964, 7431390, 7926816, 8669955, 8917668, 9247952, 9908520, 10403946, 10569088, 11147085, 11559940, 11890224, 13211360, 13871928, 14862780, 15605919, 15853632, 17339910, 17835336, 18495904, 19817040, 20807892, 21138176, 22294170, 23119880, 23780448, 26009865, 26422720, 27743856, 29725560, 31211838, 31707264, 34679820, 35670672, 36991808, 39634080, 41615784, 44588340, 46239760, 47560896, 52019730, 52845440, 55487712, 59451120, 62423676, 63414528, 69359640, 71341344, 73983616, 78029595, 79268160, 83231568, 89176680, 92479520, 95121792, 104039460, 105690880, 110975424, 118902240, 124847352, 138719280, 142682688, 147967232, 156059190, 158536320, 166463136, 178353360, 184959040, 190243584, 208078920, 221950848, 237804480, 249694704, 277438560, 285365376, 312118380, 317072640, 332926272, 356706720, 369918080, 416157840, 443901696, 475608960, 499389408, 554877120, 570730752, 624236760, 665852544, 713413440, 739836160, 832315680, 951217920, 998778816, 1109754240, 1248473520, 1331705088, 1426826880, 1664631360, 1997557632, 2219508480, 2496947040, 2853653760, 3329262720, 3995115264, 4993894080, 6658525440, 9987788160, 19975576320]

約数ペア:

[(1, 19975576320), (2, 9987788160), (3, 6658525440), (4, 4993894080), (5, 3995115264), (6, 3329262720), (7, 2853653760), (8, 2496947040), (9, 2219508480), (10, 1997557632), (12, 1664631360), (14, 1426826880), (15, 1331705088), (16, 1248473520), (18, 1109754240), (20, 998778816), (21, 951217920), (24, 832315680), (27, 739836160), (28, 713413440), (30, 665852544), (32, 624236760), (35, 570730752), (36, 554877120), (40, 499389408), (42, 475608960), (45, 443901696), (48, 416157840), (54, 369918080), (56, 356706720), (60, 332926272), (63, 317072640), (64, 312118380), (70, 285365376), (72, 277438560), (80, 249694704), (84, 237804480), (90, 221950848), (96, 208078920), (105, 190243584), (108, 184959040), (112, 178353360), (120, 166463136), (126, 158536320), (128, 156059190), (135, 147967232), (140, 142682688), (144, 138719280), (160, 124847352), (168, 118902240), (180, 110975424), (189, 105690880), (192, 104039460), (210, 95121792), (216, 92479520), (224, 89176680), (240, 83231568), (252, 79268160), (256, 78029595), (270, 73983616), (280, 71341344), (288, 69359640), (315, 63414528), (320, 62423676), (336, 59451120), (360, 55487712), (378, 52845440), (384, 52019730), (420, 47560896), (432, 46239760), (448, 44588340), (480, 41615784), (504, 39634080), (540, 36991808), (560, 35670672), (576, 34679820), (630, 31707264), (640, 31211838), (672, 29725560), (720, 27743856), (756, 26422720), (768, 26009865), (840, 23780448), (864, 23119880), (896, 22294170), (945, 21138176), (960, 20807892), (1008, 19817040), (1080, 18495904), (1120, 17835336), (1152, 17339910), (1260, 15853632), (1280, 15605919), (1344, 14862780), (1440, 13871928), (1512, 13211360), (1680, 11890224), (1728, 11559940), (1792, 11147085), (1890, 10569088), (1920, 10403946), (2016, 9908520), (2160, 9247952), (2240, 8917668), (2304, 8669955), (2520, 7926816), (2688, 7431390), (2880, 6935964), (3024, 6605680), (3360, 5945112), (3456, 5779970), (3780, 5284544), (3840, 5201973), (4032, 4954260), (4320, 4623976), (4480, 4458834), (5040, 3963408), (5376, 3715695), (5760, 3467982), (6048, 3302840), (6720, 2972556), (6912, 2889985), (7560, 2642272), (8064, 2477130), (8640, 2311988), (8960, 2229417), (10080, 1981704), (11520, 1733991), (12096, 1651420), (13440, 1486278), (15120, 1321136), (16128, 1238565), (17280, 1155994), (20160, 990852), (24192, 825710), (26880, 743139), (30240, 660568), (34560, 577997), (40320, 495426), (48384, 412855), (60480, 330284), (80640, 247713), (82571, 241920), (120960, 165142)]