38671380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19531}}^1$

素因数の和:19557

約数の個数: 72

約数和(自身を含む): 127973664

約数和(自身を除く): 89302284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 19531, 39062, 58593, 78124, 97655, 117186, 175779, 195310, 214841, 234372, 292965, 351558, 390620, 429682, 585930, 644523, 703116, 859364, 878895, 1074205, 1171860, 1289046, 1757790, 1933569, 2148410, 2578092, 3222615, 3515580, 3867138, 4296820, 6445230, 7734276, 9667845, 12890460, 19335690, 38671380]

約数ペア:

[(1, 38671380), (2, 19335690), (3, 12890460), (4, 9667845), (5, 7734276), (6, 6445230), (9, 4296820), (10, 3867138), (11, 3515580), (12, 3222615), (15, 2578092), (18, 2148410), (20, 1933569), (22, 1757790), (30, 1289046), (33, 1171860), (36, 1074205), (44, 878895), (45, 859364), (55, 703116), (60, 644523), (66, 585930), (90, 429682), (99, 390620), (110, 351558), (132, 292965), (165, 234372), (180, 214841), (198, 195310), (220, 175779), (330, 117186), (396, 97655), (495, 78124), (660, 58593), (990, 39062), (1980, 19531)]