12870900

素因数分解:

$2^2\times 3^4\times 5^2\times 7^1\times {\mathrm{227}}^1$

素因数の和:260

約数の個数: 180

約数和(自身を含む): 47892768

約数和(自身を除く): 35021868

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 81, 84, 90, 100, 105, 108, 126, 135, 140, 150, 162, 175, 180, 189, 210, 225, 227, 252, 270, 300, 315, 324, 350, 378, 405, 420, 450, 454, 525, 540, 567, 630, 675, 681, 700, 756, 810, 900, 908, 945, 1050, 1134, 1135, 1260, 1350, 1362, 1575, 1589, 1620, 1890, 2025, 2043, 2100, 2268, 2270, 2700, 2724, 2835, 3150, 3178, 3405, 3780, 4050, 4086, 4540, 4725, 4767, 5670, 5675, 6129, 6300, 6356, 6810, 7945, 8100, 8172, 9450, 9534, 10215, 11340, 11350, 12258, 13620, 14175, 14301, 15890, 17025, 18387, 18900, 19068, 20430, 22700, 23835, 24516, 28350, 28602, 30645, 31780, 34050, 36774, 39725, 40860, 42903, 47670, 51075, 56700, 57204, 61290, 68100, 71505, 73548, 79450, 85806, 91935, 95340, 102150, 119175, 122580, 128709, 143010, 153225, 158900, 171612, 183870, 204300, 214515, 238350, 257418, 286020, 306450, 357525, 367740, 429030, 459675, 476700, 514836, 612900, 643545, 715050, 858060, 919350, 1072575, 1287090, 1430100, 1838700, 2145150, 2574180, 3217725, 4290300, 6435450, 12870900]

約数ペア:

[(1, 12870900), (2, 6435450), (3, 4290300), (4, 3217725), (5, 2574180), (6, 2145150), (7, 1838700), (9, 1430100), (10, 1287090), (12, 1072575), (14, 919350), (15, 858060), (18, 715050), (20, 643545), (21, 612900), (25, 514836), (27, 476700), (28, 459675), (30, 429030), (35, 367740), (36, 357525), (42, 306450), (45, 286020), (50, 257418), (54, 238350), (60, 214515), (63, 204300), (70, 183870), (75, 171612), (81, 158900), (84, 153225), (90, 143010), (100, 128709), (105, 122580), (108, 119175), (126, 102150), (135, 95340), (140, 91935), (150, 85806), (162, 79450), (175, 73548), (180, 71505), (189, 68100), (210, 61290), (225, 57204), (227, 56700), (252, 51075), (270, 47670), (300, 42903), (315, 40860), (324, 39725), (350, 36774), (378, 34050), (405, 31780), (420, 30645), (450, 28602), (454, 28350), (525, 24516), (540, 23835), (567, 22700), (630, 20430), (675, 19068), (681, 18900), (700, 18387), (756, 17025), (810, 15890), (900, 14301), (908, 14175), (945, 13620), (1050, 12258), (1134, 11350), (1135, 11340), (1260, 10215), (1350, 9534), (1362, 9450), (1575, 8172), (1589, 8100), (1620, 7945), (1890, 6810), (2025, 6356), (2043, 6300), (2100, 6129), (2268, 5675), (2270, 5670), (2700, 4767), (2724, 4725), (2835, 4540), (3150, 4086), (3178, 4050), (3405, 3780)]