1861181504

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:753

約数の個数: 168

約数和(自身を含む): 4699211328

約数和(自身を除く): 2838029824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 71, 91, 98, 104, 112, 142, 182, 196, 208, 224, 284, 364, 392, 416, 448, 497, 568, 637, 643, 728, 784, 832, 923, 994, 1136, 1274, 1286, 1456, 1568, 1846, 1988, 2272, 2548, 2572, 2912, 3136, 3479, 3692, 3976, 4501, 4544, 5096, 5144, 5824, 6461, 6958, 7384, 7952, 8359, 9002, 10192, 10288, 12922, 13916, 14768, 15904, 16718, 18004, 20384, 20576, 25844, 27832, 29536, 31507, 31808, 33436, 36008, 40768, 41152, 45227, 45653, 51688, 55664, 58513, 59072, 63014, 66872, 72016, 90454, 91306, 103376, 111328, 117026, 126028, 133744, 144032, 180908, 182612, 206752, 222656, 234052, 252056, 267488, 288064, 319571, 361816, 365224, 409591, 413504, 468104, 504112, 534976, 593489, 639142, 723632, 730448, 819182, 936208, 1008224, 1186978, 1278284, 1447264, 1460896, 1638364, 1872416, 2016448, 2236997, 2373956, 2556568, 2894528, 2921792, 3276728, 3744832, 4154423, 4473994, 4747912, 5113136, 6553456, 8308846, 8947988, 9495824, 10226272, 13106912, 16617692, 17895976, 18991648, 20452544, 26213824, 29080961, 33235384, 35791952, 37983296, 58161922, 66470768, 71583904, 116323844, 132941536, 143167808, 232647688, 265883072, 465295376, 930590752, 1861181504]

約数ペア:

[(1, 1861181504), (2, 930590752), (4, 465295376), (7, 265883072), (8, 232647688), (13, 143167808), (14, 132941536), (16, 116323844), (26, 71583904), (28, 66470768), (32, 58161922), (49, 37983296), (52, 35791952), (56, 33235384), (64, 29080961), (71, 26213824), (91, 20452544), (98, 18991648), (104, 17895976), (112, 16617692), (142, 13106912), (182, 10226272), (196, 9495824), (208, 8947988), (224, 8308846), (284, 6553456), (364, 5113136), (392, 4747912), (416, 4473994), (448, 4154423), (497, 3744832), (568, 3276728), (637, 2921792), (643, 2894528), (728, 2556568), (784, 2373956), (832, 2236997), (923, 2016448), (994, 1872416), (1136, 1638364), (1274, 1460896), (1286, 1447264), (1456, 1278284), (1568, 1186978), (1846, 1008224), (1988, 936208), (2272, 819182), (2548, 730448), (2572, 723632), (2912, 639142), (3136, 593489), (3479, 534976), (3692, 504112), (3976, 468104), (4501, 413504), (4544, 409591), (5096, 365224), (5144, 361816), (5824, 319571), (6461, 288064), (6958, 267488), (7384, 252056), (7952, 234052), (8359, 222656), (9002, 206752), (10192, 182612), (10288, 180908), (12922, 144032), (13916, 133744), (14768, 126028), (15904, 117026), (16718, 111328), (18004, 103376), (20384, 91306), (20576, 90454), (25844, 72016), (27832, 66872), (29536, 63014), (31507, 59072), (31808, 58513), (33436, 55664), (36008, 51688), (40768, 45653), (41152, 45227)]