38911440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{823}}^1$

素因数の和:1036

約数の個数: 80

約数和(自身を含む): 121385088

約数和(自身を除く): 82473648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 823, 985, 1182, 1576, 1646, 1970, 2364, 2469, 2955, 3152, 3292, 3940, 4115, 4728, 4938, 5910, 6584, 7880, 8230, 9456, 9876, 11820, 12345, 13168, 15760, 16460, 19752, 23640, 24690, 32920, 39504, 47280, 49380, 65840, 98760, 162131, 197520, 324262, 486393, 648524, 810655, 972786, 1297048, 1621310, 1945572, 2431965, 2594096, 3242620, 3891144, 4863930, 6485240, 7782288, 9727860, 12970480, 19455720, 38911440]

約数ペア:

[(1, 38911440), (2, 19455720), (3, 12970480), (4, 9727860), (5, 7782288), (6, 6485240), (8, 4863930), (10, 3891144), (12, 3242620), (15, 2594096), (16, 2431965), (20, 1945572), (24, 1621310), (30, 1297048), (40, 972786), (48, 810655), (60, 648524), (80, 486393), (120, 324262), (197, 197520), (240, 162131), (394, 98760), (591, 65840), (788, 49380), (823, 47280), (985, 39504), (1182, 32920), (1576, 24690), (1646, 23640), (1970, 19752), (2364, 16460), (2469, 15760), (2955, 13168), (3152, 12345), (3292, 11820), (3940, 9876), (4115, 9456), (4728, 8230), (4938, 7880), (5910, 6584)]