87235920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{40387}}^1$

素因数の和:40409

約数の個数: 80

約数和(自身を含む): 300486720

約数和(自身を除く): 213250800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 40387, 80774, 121161, 161548, 201935, 242322, 323096, 363483, 403870, 484644, 605805, 646192, 726966, 807740, 969288, 1090449, 1211610, 1453932, 1615480, 1817415, 1938576, 2180898, 2423220, 2907864, 3230960, 3634830, 4361796, 4846440, 5452245, 5815728, 7269660, 8723592, 9692880, 10904490, 14539320, 17447184, 21808980, 29078640, 43617960, 87235920]

約数ペア:

[(1, 87235920), (2, 43617960), (3, 29078640), (4, 21808980), (5, 17447184), (6, 14539320), (8, 10904490), (9, 9692880), (10, 8723592), (12, 7269660), (15, 5815728), (16, 5452245), (18, 4846440), (20, 4361796), (24, 3634830), (27, 3230960), (30, 2907864), (36, 2423220), (40, 2180898), (45, 1938576), (48, 1817415), (54, 1615480), (60, 1453932), (72, 1211610), (80, 1090449), (90, 969288), (108, 807740), (120, 726966), (135, 646192), (144, 605805), (180, 484644), (216, 403870), (240, 363483), (270, 323096), (360, 242322), (432, 201935), (540, 161548), (720, 121161), (1080, 80774), (2160, 40387)]