131010320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1759}}^1$

素因数の和:1805

約数の個数: 120

約数和(自身を含む): 373190400

約数和(自身を除く): 242180080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1759, 1862, 1960, 2128, 2660, 3518, 3724, 3920, 4655, 5320, 7036, 7448, 8795, 9310, 10640, 12313, 14072, 14896, 17590, 18620, 24626, 28144, 33421, 35180, 37240, 49252, 61565, 66842, 70360, 74480, 86191, 98504, 123130, 133684, 140720, 167105, 172382, 197008, 233947, 246260, 267368, 334210, 344764, 430955, 467894, 492520, 534736, 668420, 689528, 861910, 935788, 985040, 1169735, 1336840, 1379056, 1637629, 1723820, 1871576, 2339470, 2673680, 3275258, 3447640, 3743152, 4678940, 6550516, 6895280, 8188145, 9357880, 13101032, 16376290, 18715760, 26202064, 32752580, 65505160, 131010320]

約数ペア:

[(1, 131010320), (2, 65505160), (4, 32752580), (5, 26202064), (7, 18715760), (8, 16376290), (10, 13101032), (14, 9357880), (16, 8188145), (19, 6895280), (20, 6550516), (28, 4678940), (35, 3743152), (38, 3447640), (40, 3275258), (49, 2673680), (56, 2339470), (70, 1871576), (76, 1723820), (80, 1637629), (95, 1379056), (98, 1336840), (112, 1169735), (133, 985040), (140, 935788), (152, 861910), (190, 689528), (196, 668420), (245, 534736), (266, 492520), (280, 467894), (304, 430955), (380, 344764), (392, 334210), (490, 267368), (532, 246260), (560, 233947), (665, 197008), (760, 172382), (784, 167105), (931, 140720), (980, 133684), (1064, 123130), (1330, 98504), (1520, 86191), (1759, 74480), (1862, 70360), (1960, 66842), (2128, 61565), (2660, 49252), (3518, 37240), (3724, 35180), (3920, 33421), (4655, 28144), (5320, 24626), (7036, 18620), (7448, 17590), (8795, 14896), (9310, 14072), (10640, 12313)]