40105057160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1\times {\mathrm{4493}}^1$

素因数の和:5031

約数の個数: 128

約数和(自身を含む): 104836032000

約数和(自身を除く): 64730974840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 449, 497, 568, 710, 898, 994, 1420, 1796, 1988, 2245, 2485, 2840, 3143, 3592, 3976, 4490, 4493, 4970, 6286, 8980, 8986, 9940, 12572, 15715, 17960, 17972, 19880, 22465, 25144, 31430, 31451, 31879, 35944, 44930, 62860, 62902, 63758, 89860, 125720, 125804, 127516, 157255, 159395, 179720, 223153, 251608, 255032, 314510, 318790, 319003, 446306, 629020, 637580, 638006, 892612, 1115765, 1258040, 1275160, 1276012, 1595015, 1785224, 2017357, 2231530, 2233021, 2552024, 3190030, 4034714, 4463060, 4466042, 6380060, 8069428, 8926120, 8932084, 10086785, 11165105, 12760120, 14121499, 16138856, 17864168, 20173570, 22330210, 28242998, 40347140, 44660420, 56485996, 70607495, 80694280, 89320840, 112971992, 141214990, 143232347, 282429980, 286464694, 564859960, 572929388, 716161735, 1002626429, 1145858776, 1432323470, 2005252858, 2864646940, 4010505716, 5013132145, 5729293880, 8021011432, 10026264290, 20052528580, 40105057160]

約数ペア:

[(1, 40105057160), (2, 20052528580), (4, 10026264290), (5, 8021011432), (7, 5729293880), (8, 5013132145), (10, 4010505716), (14, 2864646940), (20, 2005252858), (28, 1432323470), (35, 1145858776), (40, 1002626429), (56, 716161735), (70, 572929388), (71, 564859960), (140, 286464694), (142, 282429980), (280, 143232347), (284, 141214990), (355, 112971992), (449, 89320840), (497, 80694280), (568, 70607495), (710, 56485996), (898, 44660420), (994, 40347140), (1420, 28242998), (1796, 22330210), (1988, 20173570), (2245, 17864168), (2485, 16138856), (2840, 14121499), (3143, 12760120), (3592, 11165105), (3976, 10086785), (4490, 8932084), (4493, 8926120), (4970, 8069428), (6286, 6380060), (8980, 4466042), (8986, 4463060), (9940, 4034714), (12572, 3190030), (15715, 2552024), (17960, 2233021), (17972, 2231530), (19880, 2017357), (22465, 1785224), (25144, 1595015), (31430, 1276012), (31451, 1275160), (31879, 1258040), (35944, 1115765), (44930, 892612), (62860, 638006), (62902, 637580), (63758, 629020), (89860, 446306), (125720, 319003), (125804, 318790), (127516, 314510), (157255, 255032), (159395, 251608), (179720, 223153)]