20161257216

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1\times {\mathrm{463}}^1$

素因数の和:603

約数の個数: 216

約数和(自身を含む): 56506625280

約数和(自身を除く): 36345368064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 59, 62, 64, 93, 96, 118, 124, 128, 177, 186, 192, 236, 248, 256, 354, 372, 384, 463, 472, 496, 708, 744, 768, 926, 944, 961, 992, 1389, 1416, 1488, 1829, 1852, 1888, 1922, 1984, 2778, 2832, 2883, 2976, 3658, 3704, 3776, 3844, 3968, 5487, 5556, 5664, 5766, 5952, 7316, 7408, 7552, 7688, 7936, 10974, 11112, 11328, 11532, 11904, 14353, 14632, 14816, 15104, 15376, 21948, 22224, 22656, 23064, 23808, 27317, 28706, 29264, 29632, 30752, 43059, 43896, 44448, 45312, 46128, 54634, 56699, 57412, 58528, 59264, 61504, 81951, 86118, 87792, 88896, 92256, 109268, 113398, 114824, 117056, 118528, 123008, 163902, 170097, 172236, 175584, 177792, 184512, 218536, 226796, 229648, 234112, 246016, 327804, 340194, 344472, 351168, 355584, 369024, 437072, 444943, 453592, 459296, 468224, 655608, 680388, 688944, 702336, 738048, 846827, 874144, 889886, 907184, 918592, 1311216, 1334829, 1360776, 1377888, 1404672, 1693654, 1748288, 1779772, 1814368, 1837184, 2540481, 2622432, 2669658, 2721552, 2755776, 3387308, 3496576, 3559544, 3628736, 3674368, 5080962, 5244864, 5339316, 5443104, 5511552, 6774616, 6993152, 7119088, 7257472, 10161924, 10489728, 10678632, 10886208, 11023104, 13549232, 14238176, 14514944, 20323848, 20979456, 21357264, 21772416, 26251637, 27098464, 28476352, 40647696, 42714528, 43544832, 52503274, 54196928, 56952704, 78754911, 81295392, 85429056, 105006548, 108393856, 113905408, 157509822, 162590784, 170858112, 210013096, 216787712, 315019644, 325181568, 341716224, 420026192, 630039288, 650363136, 840052384, 1260078576, 1680104768, 2520157152, 3360209536, 5040314304, 6720419072, 10080628608, 20161257216]

約数ペア:

[(1, 20161257216), (2, 10080628608), (3, 6720419072), (4, 5040314304), (6, 3360209536), (8, 2520157152), (12, 1680104768), (16, 1260078576), (24, 840052384), (31, 650363136), (32, 630039288), (48, 420026192), (59, 341716224), (62, 325181568), (64, 315019644), (93, 216787712), (96, 210013096), (118, 170858112), (124, 162590784), (128, 157509822), (177, 113905408), (186, 108393856), (192, 105006548), (236, 85429056), (248, 81295392), (256, 78754911), (354, 56952704), (372, 54196928), (384, 52503274), (463, 43544832), (472, 42714528), (496, 40647696), (708, 28476352), (744, 27098464), (768, 26251637), (926, 21772416), (944, 21357264), (961, 20979456), (992, 20323848), (1389, 14514944), (1416, 14238176), (1488, 13549232), (1829, 11023104), (1852, 10886208), (1888, 10678632), (1922, 10489728), (1984, 10161924), (2778, 7257472), (2832, 7119088), (2883, 6993152), (2976, 6774616), (3658, 5511552), (3704, 5443104), (3776, 5339316), (3844, 5244864), (3968, 5080962), (5487, 3674368), (5556, 3628736), (5664, 3559544), (5766, 3496576), (5952, 3387308), (7316, 2755776), (7408, 2721552), (7552, 2669658), (7688, 2622432), (7936, 2540481), (10974, 1837184), (11112, 1814368), (11328, 1779772), (11532, 1748288), (11904, 1693654), (14353, 1404672), (14632, 1377888), (14816, 1360776), (15104, 1334829), (15376, 1311216), (21948, 918592), (22224, 907184), (22656, 889886), (23064, 874144), (23808, 846827), (27317, 738048), (28706, 702336), (29264, 688944), (29632, 680388), (30752, 655608), (43059, 468224), (43896, 459296), (44448, 453592), (45312, 444943), (46128, 437072), (54634, 369024), (56699, 355584), (57412, 351168), (58528, 344472), (59264, 340194), (61504, 327804), (81951, 246016), (86118, 234112), (87792, 229648), (88896, 226796), (92256, 218536), (109268, 184512), (113398, 177792), (114824, 175584), (117056, 172236), (118528, 170097), (123008, 163902)]