18580519920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{23117}}^1$

素因数の和:23347

約数の個数: 160

約数和(自身を含む): 61300058688

約数和(自身を除く): 42719538768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 197, 204, 240, 255, 272, 340, 394, 408, 510, 591, 680, 788, 816, 985, 1020, 1182, 1360, 1576, 1970, 2040, 2364, 2955, 3152, 3349, 3940, 4080, 4728, 5910, 6698, 7880, 9456, 10047, 11820, 13396, 15760, 16745, 20094, 23117, 23640, 26792, 33490, 40188, 46234, 47280, 50235, 53584, 66980, 69351, 80376, 92468, 100470, 115585, 133960, 138702, 160752, 184936, 200940, 231170, 267920, 277404, 346755, 369872, 392989, 401880, 462340, 554808, 693510, 785978, 803760, 924680, 1109616, 1178967, 1387020, 1571956, 1849360, 1964945, 2357934, 2774040, 3143912, 3929890, 4554049, 4715868, 5548080, 5894835, 6287824, 7859780, 9108098, 9431736, 11789670, 13662147, 15719560, 18216196, 18863472, 22770245, 23579340, 27324294, 31439120, 36432392, 45540490, 47158680, 54648588, 68310735, 72864784, 77418833, 91080980, 94317360, 109297176, 136621470, 154837666, 182161960, 218594352, 232256499, 273242940, 309675332, 364323920, 387094165, 464512998, 546485880, 619350664, 774188330, 929025996, 1092971760, 1161282495, 1238701328, 1548376660, 1858051992, 2322564990, 3096753320, 3716103984, 4645129980, 6193506640, 9290259960, 18580519920]

約数ペア:

[(1, 18580519920), (2, 9290259960), (3, 6193506640), (4, 4645129980), (5, 3716103984), (6, 3096753320), (8, 2322564990), (10, 1858051992), (12, 1548376660), (15, 1238701328), (16, 1161282495), (17, 1092971760), (20, 929025996), (24, 774188330), (30, 619350664), (34, 546485880), (40, 464512998), (48, 387094165), (51, 364323920), (60, 309675332), (68, 273242940), (80, 232256499), (85, 218594352), (102, 182161960), (120, 154837666), (136, 136621470), (170, 109297176), (197, 94317360), (204, 91080980), (240, 77418833), (255, 72864784), (272, 68310735), (340, 54648588), (394, 47158680), (408, 45540490), (510, 36432392), (591, 31439120), (680, 27324294), (788, 23579340), (816, 22770245), (985, 18863472), (1020, 18216196), (1182, 15719560), (1360, 13662147), (1576, 11789670), (1970, 9431736), (2040, 9108098), (2364, 7859780), (2955, 6287824), (3152, 5894835), (3349, 5548080), (3940, 4715868), (4080, 4554049), (4728, 3929890), (5910, 3143912), (6698, 2774040), (7880, 2357934), (9456, 1964945), (10047, 1849360), (11820, 1571956), (13396, 1387020), (15760, 1178967), (16745, 1109616), (20094, 924680), (23117, 803760), (23640, 785978), (26792, 693510), (33490, 554808), (40188, 462340), (46234, 401880), (47280, 392989), (50235, 369872), (53584, 346755), (66980, 277404), (69351, 267920), (80376, 231170), (92468, 200940), (100470, 184936), (115585, 160752), (133960, 138702)]