86959980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:670

約数の個数: 144

約数和(自身を含む): 283439520

約数和(自身を除く): 196479540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 243, 261, 270, 290, 324, 348, 405, 435, 486, 522, 540, 580, 617, 783, 810, 870, 972, 1044, 1215, 1234, 1305, 1566, 1620, 1740, 1851, 2349, 2430, 2468, 2610, 3085, 3132, 3702, 3915, 4698, 4860, 5220, 5553, 6170, 7047, 7404, 7830, 9255, 9396, 11106, 11745, 12340, 14094, 15660, 16659, 17893, 18510, 22212, 23490, 27765, 28188, 33318, 35235, 35786, 37020, 46980, 49977, 53679, 55530, 66636, 70470, 71572, 83295, 89465, 99954, 107358, 111060, 140940, 149931, 161037, 166590, 178930, 199908, 214716, 249885, 268395, 299862, 322074, 333180, 357860, 483111, 499770, 536790, 599724, 644148, 749655, 805185, 966222, 999540, 1073580, 1449333, 1499310, 1610370, 1932444, 2415555, 2898666, 2998620, 3220740, 4347999, 4831110, 5797332, 7246665, 8695998, 9662220, 14493330, 17391996, 21739995, 28986660, 43479990, 86959980]

約数ペア:

[(1, 86959980), (2, 43479990), (3, 28986660), (4, 21739995), (5, 17391996), (6, 14493330), (9, 9662220), (10, 8695998), (12, 7246665), (15, 5797332), (18, 4831110), (20, 4347999), (27, 3220740), (29, 2998620), (30, 2898666), (36, 2415555), (45, 1932444), (54, 1610370), (58, 1499310), (60, 1449333), (81, 1073580), (87, 999540), (90, 966222), (108, 805185), (116, 749655), (135, 644148), (145, 599724), (162, 536790), (174, 499770), (180, 483111), (243, 357860), (261, 333180), (270, 322074), (290, 299862), (324, 268395), (348, 249885), (405, 214716), (435, 199908), (486, 178930), (522, 166590), (540, 161037), (580, 149931), (617, 140940), (783, 111060), (810, 107358), (870, 99954), (972, 89465), (1044, 83295), (1215, 71572), (1234, 70470), (1305, 66636), (1566, 55530), (1620, 53679), (1740, 49977), (1851, 46980), (2349, 37020), (2430, 35786), (2468, 35235), (2610, 33318), (3085, 28188), (3132, 27765), (3702, 23490), (3915, 22212), (4698, 18510), (4860, 17893), (5220, 16659), (5553, 15660), (6170, 14094), (7047, 12340), (7404, 11745), (7830, 11106), (9255, 9396)]