209340551440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6673}}^1\times {\mathrm{20639}}^1$

素因数の和:27344

約数の個数: 80

約数和(自身を含む): 512435059200

約数和(自身を除く): 303094507760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 6673, 13346, 20639, 26692, 33365, 41278, 53384, 66730, 82556, 103195, 106768, 126787, 133460, 165112, 206390, 253574, 266920, 330224, 392141, 412780, 507148, 533840, 633935, 784282, 825560, 1014296, 1267870, 1568564, 1651120, 1960705, 2028592, 2535740, 3137128, 3921410, 5071480, 6274256, 7842820, 10142960, 15685640, 31371280, 137724047, 275448094, 550896188, 688620235, 1101792376, 1377240470, 2203584752, 2616756893, 2754480940, 5233513786, 5508961880, 10467027572, 11017923760, 13083784465, 20934055144, 26167568930, 41868110288, 52335137860, 104670275720, 209340551440]

約数ペア:

[(1, 209340551440), (2, 104670275720), (4, 52335137860), (5, 41868110288), (8, 26167568930), (10, 20934055144), (16, 13083784465), (19, 11017923760), (20, 10467027572), (38, 5508961880), (40, 5233513786), (76, 2754480940), (80, 2616756893), (95, 2203584752), (152, 1377240470), (190, 1101792376), (304, 688620235), (380, 550896188), (760, 275448094), (1520, 137724047), (6673, 31371280), (13346, 15685640), (20639, 10142960), (26692, 7842820), (33365, 6274256), (41278, 5071480), (53384, 3921410), (66730, 3137128), (82556, 2535740), (103195, 2028592), (106768, 1960705), (126787, 1651120), (133460, 1568564), (165112, 1267870), (206390, 1014296), (253574, 825560), (266920, 784282), (330224, 633935), (392141, 533840), (412780, 507148)]