216774180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4001}}^1$

素因数の和:4066

約数の個数: 144

約数和(自身を含む): 769152384

約数和(自身を除く): 552378204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3612, 3870, 4001, 4515, 5418, 6020, 7740, 8002, 9030, 10836, 12003, 13545, 16004, 18060, 20005, 24006, 27090, 28007, 36009, 40010, 48012, 54180, 56014, 60015, 72018, 80020, 84021, 112028, 120030, 140035, 144036, 168042, 172043, 180045, 240060, 252063, 280070, 336084, 344086, 360090, 420105, 504126, 516129, 560140, 688172, 720180, 840210, 860215, 1008252, 1032258, 1204301, 1260315, 1548387, 1680420, 1720430, 2064516, 2408602, 2520630, 2580645, 3096774, 3440860, 3612903, 4817204, 5041260, 5161290, 6021505, 6193548, 7225806, 7741935, 10322580, 10838709, 12043010, 14451612, 15483870, 18064515, 21677418, 24086020, 30967740, 36129030, 43354836, 54193545, 72258060, 108387090, 216774180]

約数ペア:

[(1, 216774180), (2, 108387090), (3, 72258060), (4, 54193545), (5, 43354836), (6, 36129030), (7, 30967740), (9, 24086020), (10, 21677418), (12, 18064515), (14, 15483870), (15, 14451612), (18, 12043010), (20, 10838709), (21, 10322580), (28, 7741935), (30, 7225806), (35, 6193548), (36, 6021505), (42, 5161290), (43, 5041260), (45, 4817204), (60, 3612903), (63, 3440860), (70, 3096774), (84, 2580645), (86, 2520630), (90, 2408602), (105, 2064516), (126, 1720430), (129, 1680420), (140, 1548387), (172, 1260315), (180, 1204301), (210, 1032258), (215, 1008252), (252, 860215), (258, 840210), (301, 720180), (315, 688172), (387, 560140), (420, 516129), (430, 504126), (516, 420105), (602, 360090), (630, 344086), (645, 336084), (774, 280070), (860, 252063), (903, 240060), (1204, 180045), (1260, 172043), (1290, 168042), (1505, 144036), (1548, 140035), (1806, 120030), (1935, 112028), (2580, 84021), (2709, 80020), (3010, 72018), (3612, 60015), (3870, 56014), (4001, 54180), (4515, 48012), (5418, 40010), (6020, 36009), (7740, 28007), (8002, 27090), (9030, 24006), (10836, 20005), (12003, 18060), (13545, 16004)]