20197766520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{1951}}^1$

素因数の和:2310

約数の個数: 192

約数和(自身を含む): 66459744000

約数和(自身を除く): 46261977480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 149, 180, 193, 298, 360, 386, 447, 579, 596, 745, 772, 894, 965, 1158, 1192, 1341, 1490, 1544, 1737, 1788, 1930, 1951, 2235, 2316, 2682, 2895, 2980, 3474, 3576, 3860, 3902, 4470, 4632, 5364, 5790, 5853, 5960, 6705, 6948, 7720, 7804, 8685, 8940, 9755, 10728, 11580, 11706, 13410, 13896, 15608, 17370, 17559, 17880, 19510, 23160, 23412, 26820, 28757, 29265, 34740, 35118, 39020, 46824, 53640, 57514, 58530, 69480, 70236, 78040, 86271, 87795, 115028, 117060, 140472, 143785, 172542, 175590, 230056, 234120, 258813, 287570, 290699, 345084, 351180, 376543, 431355, 517626, 575140, 581398, 690168, 702360, 753086, 862710, 872097, 1035252, 1129629, 1150280, 1162796, 1294065, 1453495, 1506172, 1725420, 1744194, 1882715, 2070504, 2259258, 2325592, 2588130, 2616291, 2906990, 3012344, 3388887, 3450840, 3488388, 3765430, 4360485, 4518516, 5176260, 5232582, 5648145, 5813980, 6777774, 6976776, 7530860, 8720970, 9037032, 10352520, 10465164, 11296290, 11627960, 13081455, 13555548, 15061720, 16944435, 17441940, 20930328, 22592580, 26162910, 27111096, 33888870, 34883880, 45185160, 52325820, 56104907, 67777740, 104651640, 112209814, 135555480, 168314721, 224419628, 280524535, 336629442, 448839256, 504944163, 561049070, 673258884, 841573605, 1009888326, 1122098140, 1346517768, 1683147210, 2019776652, 2244196280, 2524720815, 3366294420, 4039553304, 5049441630, 6732588840, 10098883260, 20197766520]

約数ペア:

[(1, 20197766520), (2, 10098883260), (3, 6732588840), (4, 5049441630), (5, 4039553304), (6, 3366294420), (8, 2524720815), (9, 2244196280), (10, 2019776652), (12, 1683147210), (15, 1346517768), (18, 1122098140), (20, 1009888326), (24, 841573605), (30, 673258884), (36, 561049070), (40, 504944163), (45, 448839256), (60, 336629442), (72, 280524535), (90, 224419628), (120, 168314721), (149, 135555480), (180, 112209814), (193, 104651640), (298, 67777740), (360, 56104907), (386, 52325820), (447, 45185160), (579, 34883880), (596, 33888870), (745, 27111096), (772, 26162910), (894, 22592580), (965, 20930328), (1158, 17441940), (1192, 16944435), (1341, 15061720), (1490, 13555548), (1544, 13081455), (1737, 11627960), (1788, 11296290), (1930, 10465164), (1951, 10352520), (2235, 9037032), (2316, 8720970), (2682, 7530860), (2895, 6976776), (2980, 6777774), (3474, 5813980), (3576, 5648145), (3860, 5232582), (3902, 5176260), (4470, 4518516), (4632, 4360485), (5364, 3765430), (5790, 3488388), (5853, 3450840), (5960, 3388887), (6705, 3012344), (6948, 2906990), (7720, 2616291), (7804, 2588130), (8685, 2325592), (8940, 2259258), (9755, 2070504), (10728, 1882715), (11580, 1744194), (11706, 1725420), (13410, 1506172), (13896, 1453495), (15608, 1294065), (17370, 1162796), (17559, 1150280), (17880, 1129629), (19510, 1035252), (23160, 872097), (23412, 862710), (26820, 753086), (28757, 702360), (29265, 690168), (34740, 581398), (35118, 575140), (39020, 517626), (46824, 431355), (53640, 376543), (57514, 351180), (58530, 345084), (69480, 290699), (70236, 287570), (78040, 258813), (86271, 234120), (87795, 230056), (115028, 175590), (117060, 172542), (140472, 143785)]