121667560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 328458240

約数和(自身を除く): 206790680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 107, 124, 131, 140, 155, 214, 217, 248, 262, 280, 310, 428, 434, 524, 535, 620, 655, 749, 856, 868, 917, 1048, 1070, 1085, 1240, 1310, 1498, 1736, 1834, 2140, 2170, 2620, 2996, 3317, 3668, 3745, 4061, 4280, 4340, 4585, 5240, 5992, 6634, 7336, 7490, 8122, 8680, 9170, 13268, 14017, 14980, 16244, 16585, 18340, 20305, 23219, 26536, 28034, 28427, 29960, 32488, 33170, 36680, 40610, 46438, 56068, 56854, 66340, 70085, 81220, 92876, 98119, 112136, 113708, 116095, 132680, 140170, 142135, 162440, 185752, 196238, 227416, 232190, 280340, 284270, 392476, 434527, 464380, 490595, 560680, 568540, 784952, 869054, 928760, 981190, 1137080, 1738108, 1962380, 2172635, 3041689, 3476216, 3924760, 4345270, 6083378, 8690540, 12166756, 15208445, 17381080, 24333512, 30416890, 60833780, 121667560]

約数ペア:

[(1, 121667560), (2, 60833780), (4, 30416890), (5, 24333512), (7, 17381080), (8, 15208445), (10, 12166756), (14, 8690540), (20, 6083378), (28, 4345270), (31, 3924760), (35, 3476216), (40, 3041689), (56, 2172635), (62, 1962380), (70, 1738108), (107, 1137080), (124, 981190), (131, 928760), (140, 869054), (155, 784952), (214, 568540), (217, 560680), (248, 490595), (262, 464380), (280, 434527), (310, 392476), (428, 284270), (434, 280340), (524, 232190), (535, 227416), (620, 196238), (655, 185752), (749, 162440), (856, 142135), (868, 140170), (917, 132680), (1048, 116095), (1070, 113708), (1085, 112136), (1240, 98119), (1310, 92876), (1498, 81220), (1736, 70085), (1834, 66340), (2140, 56854), (2170, 56068), (2620, 46438), (2996, 40610), (3317, 36680), (3668, 33170), (3745, 32488), (4061, 29960), (4280, 28427), (4340, 28034), (4585, 26536), (5240, 23219), (5992, 20305), (6634, 18340), (7336, 16585), (7490, 16244), (8122, 14980), (8680, 14017), (9170, 13268)]