2018770020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{383}}^1$

素因数の和:671

約数の個数: 192

約数和(自身を含む): 6471843840

約数和(自身を除く): 4453073820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 227, 258, 270, 383, 387, 430, 454, 516, 540, 645, 681, 766, 774, 860, 908, 1135, 1149, 1161, 1290, 1362, 1532, 1548, 1915, 1935, 2043, 2270, 2298, 2322, 2580, 2724, 3405, 3447, 3830, 3870, 4086, 4540, 4596, 4644, 5745, 5805, 6129, 6810, 6894, 7660, 7740, 8172, 9761, 10215, 10341, 11490, 11610, 12258, 13620, 13788, 16469, 17235, 19522, 20430, 20682, 22980, 23220, 24516, 29283, 30645, 32938, 34470, 39044, 40860, 41364, 48805, 49407, 51705, 58566, 61290, 65876, 68940, 82345, 86941, 87849, 97610, 98814, 103410, 117132, 122580, 146415, 148221, 164690, 173882, 175698, 195220, 197628, 206820, 247035, 260823, 263547, 292830, 296442, 329380, 347764, 351396, 434705, 439245, 444663, 494070, 521646, 527094, 585660, 592884, 741105, 782469, 869410, 878490, 889326, 988140, 1043292, 1054188, 1304115, 1317735, 1482210, 1564938, 1738820, 1756980, 1778652, 2223315, 2347407, 2608230, 2635470, 2964420, 3129876, 3738463, 3912345, 4446630, 4694814, 5216460, 5270940, 7476926, 7824690, 8893260, 9389628, 11215389, 11737035, 14953852, 15649380, 18692315, 22430778, 23474070, 33646167, 37384630, 44861556, 46948140, 56076945, 67292334, 74769260, 100938501, 112153890, 134584668, 168230835, 201877002, 224307780, 336461670, 403754004, 504692505, 672923340, 1009385010, 2018770020]

約数ペア:

[(1, 2018770020), (2, 1009385010), (3, 672923340), (4, 504692505), (5, 403754004), (6, 336461670), (9, 224307780), (10, 201877002), (12, 168230835), (15, 134584668), (18, 112153890), (20, 100938501), (27, 74769260), (30, 67292334), (36, 56076945), (43, 46948140), (45, 44861556), (54, 37384630), (60, 33646167), (86, 23474070), (90, 22430778), (108, 18692315), (129, 15649380), (135, 14953852), (172, 11737035), (180, 11215389), (215, 9389628), (227, 8893260), (258, 7824690), (270, 7476926), (383, 5270940), (387, 5216460), (430, 4694814), (454, 4446630), (516, 3912345), (540, 3738463), (645, 3129876), (681, 2964420), (766, 2635470), (774, 2608230), (860, 2347407), (908, 2223315), (1135, 1778652), (1149, 1756980), (1161, 1738820), (1290, 1564938), (1362, 1482210), (1532, 1317735), (1548, 1304115), (1915, 1054188), (1935, 1043292), (2043, 988140), (2270, 889326), (2298, 878490), (2322, 869410), (2580, 782469), (2724, 741105), (3405, 592884), (3447, 585660), (3830, 527094), (3870, 521646), (4086, 494070), (4540, 444663), (4596, 439245), (4644, 434705), (5745, 351396), (5805, 347764), (6129, 329380), (6810, 296442), (6894, 292830), (7660, 263547), (7740, 260823), (8172, 247035), (9761, 206820), (10215, 197628), (10341, 195220), (11490, 175698), (11610, 173882), (12258, 164690), (13620, 148221), (13788, 146415), (16469, 122580), (17235, 117132), (19522, 103410), (20430, 98814), (20682, 97610), (22980, 87849), (23220, 86941), (24516, 82345), (29283, 68940), (30645, 65876), (32938, 61290), (34470, 58566), (39044, 51705), (40860, 49407), (41364, 48805)]