513509480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{79}}^2$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 1361922660

約数和(自身を除く): 848413180

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 79, 85, 88, 110, 121, 136, 158, 170, 187, 220, 242, 316, 340, 374, 395, 440, 484, 605, 632, 680, 748, 790, 869, 935, 968, 1210, 1343, 1496, 1580, 1738, 1870, 2057, 2420, 2686, 3160, 3476, 3740, 4114, 4345, 4840, 5372, 6241, 6715, 6952, 7480, 8228, 8690, 9559, 10285, 10744, 12482, 13430, 14773, 16456, 17380, 19118, 20570, 24964, 26860, 29546, 31205, 34760, 38236, 41140, 47795, 49928, 53720, 59092, 62410, 68651, 73865, 76472, 82280, 95590, 106097, 118184, 124820, 137302, 147730, 162503, 191180, 212194, 249640, 274604, 295460, 325006, 343255, 382360, 424388, 530485, 549208, 590920, 650012, 686510, 755161, 812515, 848776, 1060970, 1167067, 1300024, 1373020, 1510322, 1625030, 2121940, 2334134, 2746040, 3020644, 3250060, 3775805, 4243880, 4668268, 5835335, 6041288, 6500120, 7551610, 9336536, 11670670, 12837737, 15103220, 23341340, 25675474, 30206440, 46682680, 51350948, 64188685, 102701896, 128377370, 256754740, 513509480]

約数ペア:

[(1, 513509480), (2, 256754740), (4, 128377370), (5, 102701896), (8, 64188685), (10, 51350948), (11, 46682680), (17, 30206440), (20, 25675474), (22, 23341340), (34, 15103220), (40, 12837737), (44, 11670670), (55, 9336536), (68, 7551610), (79, 6500120), (85, 6041288), (88, 5835335), (110, 4668268), (121, 4243880), (136, 3775805), (158, 3250060), (170, 3020644), (187, 2746040), (220, 2334134), (242, 2121940), (316, 1625030), (340, 1510322), (374, 1373020), (395, 1300024), (440, 1167067), (484, 1060970), (605, 848776), (632, 812515), (680, 755161), (748, 686510), (790, 650012), (869, 590920), (935, 549208), (968, 530485), (1210, 424388), (1343, 382360), (1496, 343255), (1580, 325006), (1738, 295460), (1870, 274604), (2057, 249640), (2420, 212194), (2686, 191180), (3160, 162503), (3476, 147730), (3740, 137302), (4114, 124820), (4345, 118184), (4840, 106097), (5372, 95590), (6241, 82280), (6715, 76472), (6952, 73865), (7480, 68651), (8228, 62410), (8690, 59092), (9559, 53720), (10285, 49928), (10744, 47795), (12482, 41140), (13430, 38236), (14773, 34760), (16456, 31205), (17380, 29546), (19118, 26860), (20570, 24964)]