420681408

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:515

約数の個数: 224

約数和(自身を含む): 1373306880

約数和(自身を除く): 952625472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 31, 32, 42, 46, 48, 56, 62, 64, 69, 84, 92, 93, 96, 112, 124, 138, 161, 168, 184, 186, 192, 217, 224, 248, 276, 322, 336, 368, 372, 434, 439, 448, 483, 496, 552, 644, 651, 672, 713, 736, 744, 868, 878, 966, 992, 1104, 1288, 1302, 1317, 1344, 1426, 1472, 1488, 1736, 1756, 1932, 1984, 2139, 2208, 2576, 2604, 2634, 2852, 2976, 3073, 3472, 3512, 3864, 4278, 4416, 4991, 5152, 5208, 5268, 5704, 5952, 6146, 6944, 7024, 7728, 8556, 9219, 9982, 10097, 10304, 10416, 10536, 11408, 12292, 13609, 13888, 14048, 14973, 15456, 17112, 18438, 19964, 20194, 20832, 21072, 22816, 24584, 27218, 28096, 29946, 30291, 30912, 34224, 36876, 39928, 40388, 40827, 41664, 42144, 45632, 49168, 54436, 59892, 60582, 68448, 70679, 73752, 79856, 80776, 81654, 84288, 95263, 98336, 108872, 119784, 121164, 136896, 141358, 147504, 159712, 161552, 163308, 190526, 196672, 212037, 217744, 239568, 242328, 282716, 285789, 295008, 313007, 319424, 323104, 326616, 381052, 424074, 435488, 479136, 484656, 565432, 571578, 590016, 626014, 646208, 653232, 762104, 848148, 870976, 939021, 958272, 969312, 1130864, 1143156, 1252028, 1306464, 1524208, 1696296, 1878042, 1938624, 2191049, 2261728, 2286312, 2504056, 2612928, 3048416, 3392592, 3756084, 4382098, 4523456, 4572624, 5008112, 6096832, 6573147, 6785184, 7512168, 8764196, 9145248, 10016224, 13146294, 13570368, 15024336, 17528392, 18290496, 20032448, 26292588, 30048672, 35056784, 52585176, 60097344, 70113568, 105170352, 140227136, 210340704, 420681408]

約数ペア:

[(1, 420681408), (2, 210340704), (3, 140227136), (4, 105170352), (6, 70113568), (7, 60097344), (8, 52585176), (12, 35056784), (14, 30048672), (16, 26292588), (21, 20032448), (23, 18290496), (24, 17528392), (28, 15024336), (31, 13570368), (32, 13146294), (42, 10016224), (46, 9145248), (48, 8764196), (56, 7512168), (62, 6785184), (64, 6573147), (69, 6096832), (84, 5008112), (92, 4572624), (93, 4523456), (96, 4382098), (112, 3756084), (124, 3392592), (138, 3048416), (161, 2612928), (168, 2504056), (184, 2286312), (186, 2261728), (192, 2191049), (217, 1938624), (224, 1878042), (248, 1696296), (276, 1524208), (322, 1306464), (336, 1252028), (368, 1143156), (372, 1130864), (434, 969312), (439, 958272), (448, 939021), (483, 870976), (496, 848148), (552, 762104), (644, 653232), (651, 646208), (672, 626014), (713, 590016), (736, 571578), (744, 565432), (868, 484656), (878, 479136), (966, 435488), (992, 424074), (1104, 381052), (1288, 326616), (1302, 323104), (1317, 319424), (1344, 313007), (1426, 295008), (1472, 285789), (1488, 282716), (1736, 242328), (1756, 239568), (1932, 217744), (1984, 212037), (2139, 196672), (2208, 190526), (2576, 163308), (2604, 161552), (2634, 159712), (2852, 147504), (2976, 141358), (3073, 136896), (3472, 121164), (3512, 119784), (3864, 108872), (4278, 98336), (4416, 95263), (4991, 84288), (5152, 81654), (5208, 80776), (5268, 79856), (5704, 73752), (5952, 70679), (6146, 68448), (6944, 60582), (7024, 59892), (7728, 54436), (8556, 49168), (9219, 45632), (9982, 42144), (10097, 41664), (10304, 40827), (10416, 40388), (10536, 39928), (11408, 36876), (12292, 34224), (13609, 30912), (13888, 30291), (14048, 29946), (14973, 28096), (15456, 27218), (17112, 24584), (18438, 22816), (19964, 21072), (20194, 20832)]