389788560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{77339}}^1$

素因数の和:77365

約数の個数: 120

約数和(自身を含む): 1496064960

約数和(自身を除く): 1106276400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 77339, 154678, 232017, 309356, 386695, 464034, 541373, 618712, 696051, 773390, 928068, 1082746, 1160085, 1237424, 1392102, 1546780, 1624119, 1856136, 2165492, 2320170, 2706865, 2784204, 3093560, 3248238, 3480255, 3712272, 4330984, 4640340, 4872357, 5413730, 5568408, 6187120, 6496476, 6960510, 8120595, 8661968, 9280680, 9744714, 10827460, 11136816, 12992952, 13921020, 16241190, 18561360, 19489428, 21654920, 24361785, 25985904, 27842040, 32482380, 38978856, 43309840, 48723570, 55684080, 64964760, 77957712, 97447140, 129929520, 194894280, 389788560]

約数ペア:

[(1, 389788560), (2, 194894280), (3, 129929520), (4, 97447140), (5, 77957712), (6, 64964760), (7, 55684080), (8, 48723570), (9, 43309840), (10, 38978856), (12, 32482380), (14, 27842040), (15, 25985904), (16, 24361785), (18, 21654920), (20, 19489428), (21, 18561360), (24, 16241190), (28, 13921020), (30, 12992952), (35, 11136816), (36, 10827460), (40, 9744714), (42, 9280680), (45, 8661968), (48, 8120595), (56, 6960510), (60, 6496476), (63, 6187120), (70, 5568408), (72, 5413730), (80, 4872357), (84, 4640340), (90, 4330984), (105, 3712272), (112, 3480255), (120, 3248238), (126, 3093560), (140, 2784204), (144, 2706865), (168, 2320170), (180, 2165492), (210, 1856136), (240, 1624119), (252, 1546780), (280, 1392102), (315, 1237424), (336, 1160085), (360, 1082746), (420, 928068), (504, 773390), (560, 696051), (630, 618712), (720, 541373), (840, 464034), (1008, 386695), (1260, 309356), (1680, 232017), (2520, 154678), (5040, 77339)]