21773880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{20161}}^1$

素因数の和:20181

約数の個数: 64

約数和(自身を含む): 72583200

約数和(自身を除く): 50809320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 20161, 40322, 60483, 80644, 100805, 120966, 161288, 181449, 201610, 241932, 302415, 362898, 403220, 483864, 544347, 604830, 725796, 806440, 907245, 1088694, 1209660, 1451592, 1814490, 2177388, 2419320, 2721735, 3628980, 4354776, 5443470, 7257960, 10886940, 21773880]

約数ペア:

[(1, 21773880), (2, 10886940), (3, 7257960), (4, 5443470), (5, 4354776), (6, 3628980), (8, 2721735), (9, 2419320), (10, 2177388), (12, 1814490), (15, 1451592), (18, 1209660), (20, 1088694), (24, 907245), (27, 806440), (30, 725796), (36, 604830), (40, 544347), (45, 483864), (54, 403220), (60, 362898), (72, 302415), (90, 241932), (108, 201610), (120, 181449), (135, 161288), (180, 120966), (216, 100805), (270, 80644), (360, 60483), (540, 40322), (1080, 20161)]