181507920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:573

約数の個数: 160

約数和(自身を含む): 618710400

約数和(自身を除く): 437202480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 197, 220, 240, 264, 330, 349, 394, 440, 528, 591, 660, 698, 788, 880, 985, 1047, 1182, 1320, 1396, 1576, 1745, 1970, 2094, 2167, 2364, 2640, 2792, 2955, 3152, 3490, 3839, 3940, 4188, 4334, 4728, 5235, 5584, 5910, 6501, 6980, 7678, 7880, 8376, 8668, 9456, 10470, 10835, 11517, 11820, 13002, 13960, 15356, 15760, 16752, 17336, 19195, 20940, 21670, 23034, 23640, 26004, 27920, 30712, 32505, 34672, 38390, 41880, 43340, 46068, 47280, 52008, 57585, 61424, 65010, 68753, 76780, 83760, 86680, 92136, 104016, 115170, 130020, 137506, 153560, 173360, 184272, 206259, 230340, 260040, 275012, 307120, 343765, 412518, 460680, 520080, 550024, 687530, 756283, 825036, 921360, 1031295, 1100048, 1375060, 1512566, 1650072, 2062590, 2268849, 2750120, 3025132, 3300144, 3781415, 4125180, 4537698, 5500240, 6050264, 7562830, 8250360, 9075396, 11344245, 12100528, 15125660, 16500720, 18150792, 22688490, 30251320, 36301584, 45376980, 60502640, 90753960, 181507920]

約数ペア:

[(1, 181507920), (2, 90753960), (3, 60502640), (4, 45376980), (5, 36301584), (6, 30251320), (8, 22688490), (10, 18150792), (11, 16500720), (12, 15125660), (15, 12100528), (16, 11344245), (20, 9075396), (22, 8250360), (24, 7562830), (30, 6050264), (33, 5500240), (40, 4537698), (44, 4125180), (48, 3781415), (55, 3300144), (60, 3025132), (66, 2750120), (80, 2268849), (88, 2062590), (110, 1650072), (120, 1512566), (132, 1375060), (165, 1100048), (176, 1031295), (197, 921360), (220, 825036), (240, 756283), (264, 687530), (330, 550024), (349, 520080), (394, 460680), (440, 412518), (528, 343765), (591, 307120), (660, 275012), (698, 260040), (788, 230340), (880, 206259), (985, 184272), (1047, 173360), (1182, 153560), (1320, 137506), (1396, 130020), (1576, 115170), (1745, 104016), (1970, 92136), (2094, 86680), (2167, 83760), (2364, 76780), (2640, 68753), (2792, 65010), (2955, 61424), (3152, 57585), (3490, 52008), (3839, 47280), (3940, 46068), (4188, 43340), (4334, 41880), (4728, 38390), (5235, 34672), (5584, 32505), (5910, 30712), (6501, 27920), (6980, 26004), (7678, 23640), (7880, 23034), (8376, 21670), (8668, 20940), (9456, 19195), (10470, 17336), (10835, 16752), (11517, 15760), (11820, 15356), (13002, 13960)]