1608172125040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{408971}}^1$

素因数の和:409215

約数の個数: 160

約数和(自身を含む): 4259852352000

約数和(自身を除く): 2651680226960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 199, 208, 247, 260, 304, 380, 398, 494, 520, 760, 796, 988, 995, 1040, 1235, 1520, 1592, 1976, 1990, 2470, 2587, 3184, 3781, 3952, 3980, 4940, 5174, 7562, 7960, 9880, 10348, 12935, 15124, 15920, 18905, 19760, 20696, 25870, 30248, 37810, 41392, 49153, 51740, 60496, 75620, 98306, 103480, 151240, 196612, 206960, 245765, 302480, 393224, 408971, 491530, 786448, 817942, 983060, 1635884, 1966120, 2044855, 3271768, 3932240, 4089710, 5316623, 6543536, 7770449, 8179420, 10633246, 15540898, 16358840, 21266492, 26583115, 31081796, 32717680, 38852245, 42532984, 53166230, 62163592, 77704490, 81385229, 85065968, 101015837, 106332460, 124327184, 155408980, 162770458, 202031674, 212664920, 310817960, 325540916, 404063348, 406926145, 425329840, 505079185, 621635920, 651081832, 808126696, 813852290, 1010158370, 1058007977, 1302163664, 1546319351, 1616253392, 1627704580, 2020316740, 2116015954, 3092638702, 3255409160, 4040633480, 4232031908, 5290039885, 6185277404, 6510818320, 7731596755, 8081266960, 8464063816, 10580079770, 12370554808, 15463193510, 16928127632, 20102151563, 21160159540, 24741109616, 30926387020, 40204303126, 42320319080, 61852774040, 80408606252, 84640638160, 100510757815, 123705548080, 160817212504, 201021515630, 321634425008, 402043031260, 804086062520, 1608172125040]

約数ペア:

[(1, 1608172125040), (2, 804086062520), (4, 402043031260), (5, 321634425008), (8, 201021515630), (10, 160817212504), (13, 123705548080), (16, 100510757815), (19, 84640638160), (20, 80408606252), (26, 61852774040), (38, 42320319080), (40, 40204303126), (52, 30926387020), (65, 24741109616), (76, 21160159540), (80, 20102151563), (95, 16928127632), (104, 15463193510), (130, 12370554808), (152, 10580079770), (190, 8464063816), (199, 8081266960), (208, 7731596755), (247, 6510818320), (260, 6185277404), (304, 5290039885), (380, 4232031908), (398, 4040633480), (494, 3255409160), (520, 3092638702), (760, 2116015954), (796, 2020316740), (988, 1627704580), (995, 1616253392), (1040, 1546319351), (1235, 1302163664), (1520, 1058007977), (1592, 1010158370), (1976, 813852290), (1990, 808126696), (2470, 651081832), (2587, 621635920), (3184, 505079185), (3781, 425329840), (3952, 406926145), (3980, 404063348), (4940, 325540916), (5174, 310817960), (7562, 212664920), (7960, 202031674), (9880, 162770458), (10348, 155408980), (12935, 124327184), (15124, 106332460), (15920, 101015837), (18905, 85065968), (19760, 81385229), (20696, 77704490), (25870, 62163592), (30248, 53166230), (37810, 42532984), (41392, 38852245), (49153, 32717680), (51740, 31081796), (60496, 26583115), (75620, 21266492), (98306, 16358840), (103480, 15540898), (151240, 10633246), (196612, 8179420), (206960, 7770449), (245765, 6543536), (302480, 5316623), (393224, 4089710), (408971, 3932240), (491530, 3271768), (786448, 2044855), (817942, 1966120), (983060, 1635884)]