1021668984

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:431

約数の個数: 256

約数和(自身を含む): 3406233600

約数和(自身を除く): 2384564616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 54, 56, 62, 63, 71, 72, 84, 93, 108, 124, 126, 142, 168, 186, 189, 213, 216, 217, 248, 252, 279, 284, 307, 372, 378, 426, 434, 497, 504, 558, 568, 614, 639, 651, 744, 756, 837, 852, 868, 921, 994, 1116, 1228, 1278, 1302, 1491, 1512, 1674, 1704, 1736, 1842, 1917, 1953, 1988, 2149, 2201, 2232, 2456, 2556, 2604, 2763, 2982, 3348, 3684, 3834, 3906, 3976, 4298, 4402, 4473, 5112, 5208, 5526, 5859, 5964, 6447, 6603, 6696, 7368, 7668, 7812, 8289, 8596, 8804, 8946, 9517, 11052, 11718, 11928, 12894, 13206, 13419, 15336, 15407, 15624, 16578, 17192, 17608, 17892, 19034, 19341, 19809, 21797, 22104, 23436, 25788, 26412, 26838, 28551, 30814, 33156, 35784, 38068, 38682, 39618, 43594, 46221, 46872, 51576, 52824, 53676, 57102, 58023, 59427, 61628, 65391, 66312, 66619, 76136, 77364, 79236, 85653, 87188, 92442, 107352, 114204, 116046, 118854, 123256, 130782, 133238, 138663, 152579, 154728, 158472, 171306, 174376, 184884, 196173, 199857, 228408, 232092, 237708, 256959, 261564, 266476, 277326, 305158, 342612, 369768, 392346, 399714, 415989, 457737, 464184, 475416, 513918, 523128, 532952, 554652, 588519, 599571, 610316, 675707, 685224, 784692, 799428, 831978, 915474, 1027836, 1109304, 1177038, 1199142, 1220632, 1351414, 1373211, 1569384, 1598856, 1663956, 1798713, 1830948, 2027121, 2055672, 2354076, 2398284, 2702828, 2746422, 3327912, 3597426, 3661896, 4054242, 4119633, 4708152, 4729949, 4796568, 5405656, 5492844, 6081363, 7194852, 8108484, 8239266, 9459898, 10985688, 12162726, 14189847, 14389704, 16216968, 16478532, 18244089, 18919796, 24325452, 28379694, 32957064, 36488178, 37839592, 42569541, 48650904, 56759388, 72976356, 85139082, 113518776, 127708623, 145952712, 170278164, 255417246, 340556328, 510834492, 1021668984]

約数ペア:

[(1, 1021668984), (2, 510834492), (3, 340556328), (4, 255417246), (6, 170278164), (7, 145952712), (8, 127708623), (9, 113518776), (12, 85139082), (14, 72976356), (18, 56759388), (21, 48650904), (24, 42569541), (27, 37839592), (28, 36488178), (31, 32957064), (36, 28379694), (42, 24325452), (54, 18919796), (56, 18244089), (62, 16478532), (63, 16216968), (71, 14389704), (72, 14189847), (84, 12162726), (93, 10985688), (108, 9459898), (124, 8239266), (126, 8108484), (142, 7194852), (168, 6081363), (186, 5492844), (189, 5405656), (213, 4796568), (216, 4729949), (217, 4708152), (248, 4119633), (252, 4054242), (279, 3661896), (284, 3597426), (307, 3327912), (372, 2746422), (378, 2702828), (426, 2398284), (434, 2354076), (497, 2055672), (504, 2027121), (558, 1830948), (568, 1798713), (614, 1663956), (639, 1598856), (651, 1569384), (744, 1373211), (756, 1351414), (837, 1220632), (852, 1199142), (868, 1177038), (921, 1109304), (994, 1027836), (1116, 915474), (1228, 831978), (1278, 799428), (1302, 784692), (1491, 685224), (1512, 675707), (1674, 610316), (1704, 599571), (1736, 588519), (1842, 554652), (1917, 532952), (1953, 523128), (1988, 513918), (2149, 475416), (2201, 464184), (2232, 457737), (2456, 415989), (2556, 399714), (2604, 392346), (2763, 369768), (2982, 342612), (3348, 305158), (3684, 277326), (3834, 266476), (3906, 261564), (3976, 256959), (4298, 237708), (4402, 232092), (4473, 228408), (5112, 199857), (5208, 196173), (5526, 184884), (5859, 174376), (5964, 171306), (6447, 158472), (6603, 154728), (6696, 152579), (7368, 138663), (7668, 133238), (7812, 130782), (8289, 123256), (8596, 118854), (8804, 116046), (8946, 114204), (9517, 107352), (11052, 92442), (11718, 87188), (11928, 85653), (12894, 79236), (13206, 77364), (13419, 76136), (15336, 66619), (15407, 66312), (15624, 65391), (16578, 61628), (17192, 59427), (17608, 58023), (17892, 57102), (19034, 53676), (19341, 52824), (19809, 51576), (21797, 46872), (22104, 46221), (23436, 43594), (25788, 39618), (26412, 38682), (26838, 38068), (28551, 35784), (30814, 33156)]