1938409080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1$

素因数の和:869

約数の個数: 128

約数和(自身を含む): 5891719680

約数和(自身を除く): 3953310600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 197, 334, 394, 491, 501, 591, 668, 788, 835, 982, 985, 1002, 1182, 1336, 1473, 1576, 1670, 1964, 1970, 2004, 2364, 2455, 2505, 2946, 2955, 3340, 3928, 3940, 4008, 4728, 4910, 5010, 5892, 5910, 6680, 7365, 7880, 9820, 10020, 11784, 11820, 14730, 19640, 20040, 23640, 29460, 32899, 58920, 65798, 81997, 96727, 98697, 131596, 163994, 164495, 193454, 197394, 245991, 263192, 290181, 327988, 328990, 386908, 394788, 409985, 483635, 491982, 493485, 580362, 655976, 657980, 773816, 789576, 819970, 967270, 983964, 986970, 1160724, 1229955, 1315960, 1450905, 1639940, 1934540, 1967928, 1973940, 2321448, 2459910, 2901810, 3279880, 3869080, 3947880, 4919820, 5803620, 9839640, 11607240, 16153409, 32306818, 48460227, 64613636, 80767045, 96920454, 129227272, 161534090, 193840908, 242301135, 323068180, 387681816, 484602270, 646136360, 969204540, 1938409080]

約数ペア:

[(1, 1938409080), (2, 969204540), (3, 646136360), (4, 484602270), (5, 387681816), (6, 323068180), (8, 242301135), (10, 193840908), (12, 161534090), (15, 129227272), (20, 96920454), (24, 80767045), (30, 64613636), (40, 48460227), (60, 32306818), (120, 16153409), (167, 11607240), (197, 9839640), (334, 5803620), (394, 4919820), (491, 3947880), (501, 3869080), (591, 3279880), (668, 2901810), (788, 2459910), (835, 2321448), (982, 1973940), (985, 1967928), (1002, 1934540), (1182, 1639940), (1336, 1450905), (1473, 1315960), (1576, 1229955), (1670, 1160724), (1964, 986970), (1970, 983964), (2004, 967270), (2364, 819970), (2455, 789576), (2505, 773816), (2946, 657980), (2955, 655976), (3340, 580362), (3928, 493485), (3940, 491982), (4008, 483635), (4728, 409985), (4910, 394788), (5010, 386908), (5892, 328990), (5910, 327988), (6680, 290181), (7365, 263192), (7880, 245991), (9820, 197394), (10020, 193454), (11784, 164495), (11820, 163994), (14730, 131596), (19640, 98697), (20040, 96727), (23640, 81997), (29460, 65798), (32899, 58920)]