1379689920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{68437}}^1$

素因数の和:68467

約数の個数: 168

約数和(自身を含む): 5423574624

約数和(自身を除く): 4043884704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 68437, 136874, 205311, 273748, 342185, 410622, 479059, 547496, 615933, 684370, 821244, 958118, 1026555, 1094992, 1231866, 1368740, 1437177, 1642488, 1916236, 2053110, 2189984, 2395295, 2463732, 2737480, 2874354, 3079665, 3284976, 3832472, 4106220, 4311531, 4379968, 4790590, 4927464, 5474960, 5748708, 6159330, 6569952, 7185885, 7664944, 8212440, 8623062, 9581180, 9854928, 10949920, 11497416, 12318660, 13139904, 14371770, 15329888, 16424880, 17246124, 19162360, 19709856, 21557655, 21899840, 22994832, 24637320, 28743540, 30659776, 32849760, 34492248, 38324720, 39419712, 43115310, 45989664, 49274640, 57487080, 65699520, 68984496, 76649440, 86230620, 91979328, 98549280, 114974160, 137968992, 153298880, 172461240, 197098560, 229948320, 275937984, 344922480, 459896640, 689844960, 1379689920]

約数ペア:

[(1, 1379689920), (2, 689844960), (3, 459896640), (4, 344922480), (5, 275937984), (6, 229948320), (7, 197098560), (8, 172461240), (9, 153298880), (10, 137968992), (12, 114974160), (14, 98549280), (15, 91979328), (16, 86230620), (18, 76649440), (20, 68984496), (21, 65699520), (24, 57487080), (28, 49274640), (30, 45989664), (32, 43115310), (35, 39419712), (36, 38324720), (40, 34492248), (42, 32849760), (45, 30659776), (48, 28743540), (56, 24637320), (60, 22994832), (63, 21899840), (64, 21557655), (70, 19709856), (72, 19162360), (80, 17246124), (84, 16424880), (90, 15329888), (96, 14371770), (105, 13139904), (112, 12318660), (120, 11497416), (126, 10949920), (140, 9854928), (144, 9581180), (160, 8623062), (168, 8212440), (180, 7664944), (192, 7185885), (210, 6569952), (224, 6159330), (240, 5748708), (252, 5474960), (280, 4927464), (288, 4790590), (315, 4379968), (320, 4311531), (336, 4106220), (360, 3832472), (420, 3284976), (448, 3079665), (480, 2874354), (504, 2737480), (560, 2463732), (576, 2395295), (630, 2189984), (672, 2053110), (720, 1916236), (840, 1642488), (960, 1437177), (1008, 1368740), (1120, 1231866), (1260, 1094992), (1344, 1026555), (1440, 958118), (1680, 821244), (2016, 684370), (2240, 615933), (2520, 547496), (2880, 479059), (3360, 410622), (4032, 342185), (5040, 273748), (6720, 205311), (10080, 136874), (20160, 68437)]