131393880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{121661}}^1$

素因数の和:121681

約数の個数: 64

約数和(自身を含む): 437983200

約数和(自身を除く): 306589320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 121661, 243322, 364983, 486644, 608305, 729966, 973288, 1094949, 1216610, 1459932, 1824915, 2189898, 2433220, 2919864, 3284847, 3649830, 4379796, 4866440, 5474745, 6569694, 7299660, 8759592, 10949490, 13139388, 14599320, 16424235, 21898980, 26278776, 32848470, 43797960, 65696940, 131393880]

約数ペア:

[(1, 131393880), (2, 65696940), (3, 43797960), (4, 32848470), (5, 26278776), (6, 21898980), (8, 16424235), (9, 14599320), (10, 13139388), (12, 10949490), (15, 8759592), (18, 7299660), (20, 6569694), (24, 5474745), (27, 4866440), (30, 4379796), (36, 3649830), (40, 3284847), (45, 2919864), (54, 2433220), (60, 2189898), (72, 1824915), (90, 1459932), (108, 1216610), (120, 1094949), (135, 973288), (180, 729966), (216, 608305), (270, 486644), (360, 364983), (540, 243322), (1080, 121661)]