16220340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{929}}^1$

素因数の和:1041

約数の個数: 72

約数和(自身を含む): 49762440

約数和(自身を除く): 33542100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 929, 970, 1164, 1455, 1746, 1858, 1940, 2787, 2910, 3492, 3716, 4365, 4645, 5574, 5820, 8361, 8730, 9290, 11148, 13935, 16722, 17460, 18580, 27870, 33444, 41805, 55740, 83610, 90113, 167220, 180226, 270339, 360452, 450565, 540678, 811017, 901130, 1081356, 1351695, 1622034, 1802260, 2703390, 3244068, 4055085, 5406780, 8110170, 16220340]

約数ペア:

[(1, 16220340), (2, 8110170), (3, 5406780), (4, 4055085), (5, 3244068), (6, 2703390), (9, 1802260), (10, 1622034), (12, 1351695), (15, 1081356), (18, 901130), (20, 811017), (30, 540678), (36, 450565), (45, 360452), (60, 270339), (90, 180226), (97, 167220), (180, 90113), (194, 83610), (291, 55740), (388, 41805), (485, 33444), (582, 27870), (873, 18580), (929, 17460), (970, 16722), (1164, 13935), (1455, 11148), (1746, 9290), (1858, 8730), (1940, 8361), (2787, 5820), (2910, 5574), (3492, 4645), (3716, 4365)]