215450280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2293}}^1$

素因数の和:2345

約数の個数: 160

約数和(自身を含む): 749449800

約数和(自身を除く): 533999520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 81, 87, 90, 108, 116, 120, 135, 145, 162, 174, 180, 216, 232, 261, 270, 290, 324, 348, 360, 405, 435, 522, 540, 580, 648, 696, 783, 810, 870, 1044, 1080, 1160, 1305, 1566, 1620, 1740, 2088, 2293, 2349, 2610, 3132, 3240, 3480, 3915, 4586, 4698, 5220, 6264, 6879, 7830, 9172, 9396, 10440, 11465, 11745, 13758, 15660, 18344, 18792, 20637, 22930, 23490, 27516, 31320, 34395, 41274, 45860, 46980, 55032, 61911, 66497, 68790, 82548, 91720, 93960, 103185, 123822, 132994, 137580, 165096, 185733, 199491, 206370, 247644, 265988, 275160, 309555, 332485, 371466, 398982, 412740, 495288, 531976, 598473, 619110, 664970, 742932, 797964, 825480, 928665, 997455, 1196946, 1238220, 1329940, 1485864, 1595928, 1795419, 1857330, 1994910, 2393892, 2476440, 2659880, 2992365, 3590838, 3714660, 3989820, 4787784, 5386257, 5984730, 7181676, 7429320, 7979640, 8977095, 10772514, 11969460, 14363352, 17954190, 21545028, 23938920, 26931285, 35908380, 43090056, 53862570, 71816760, 107725140, 215450280]

約数ペア:

[(1, 215450280), (2, 107725140), (3, 71816760), (4, 53862570), (5, 43090056), (6, 35908380), (8, 26931285), (9, 23938920), (10, 21545028), (12, 17954190), (15, 14363352), (18, 11969460), (20, 10772514), (24, 8977095), (27, 7979640), (29, 7429320), (30, 7181676), (36, 5984730), (40, 5386257), (45, 4787784), (54, 3989820), (58, 3714660), (60, 3590838), (72, 2992365), (81, 2659880), (87, 2476440), (90, 2393892), (108, 1994910), (116, 1857330), (120, 1795419), (135, 1595928), (145, 1485864), (162, 1329940), (174, 1238220), (180, 1196946), (216, 997455), (232, 928665), (261, 825480), (270, 797964), (290, 742932), (324, 664970), (348, 619110), (360, 598473), (405, 531976), (435, 495288), (522, 412740), (540, 398982), (580, 371466), (648, 332485), (696, 309555), (783, 275160), (810, 265988), (870, 247644), (1044, 206370), (1080, 199491), (1160, 185733), (1305, 165096), (1566, 137580), (1620, 132994), (1740, 123822), (2088, 103185), (2293, 93960), (2349, 91720), (2610, 82548), (3132, 68790), (3240, 66497), (3480, 61911), (3915, 55032), (4586, 46980), (4698, 45860), (5220, 41274), (6264, 34395), (6879, 31320), (7830, 27516), (9172, 23490), (9396, 22930), (10440, 20637), (11465, 18792), (11745, 18344), (13758, 15660)]