1878968880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{869893}}^1$

素因数の和:869915

約数の個数: 80

約数和(自身を含む): 6472011360

約数和(自身を除く): 4593042480

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, 869893, 1739786, 2609679, 3479572, 4349465, 5219358, 6959144, 7829037, 8698930, 10438716, 13048395, 13918288, 15658074, 17397860, 20877432, 23487111, 26096790, 31316148, 34795720, 39145185, 41754864, 46974222, 52193580, 62632296, 69591440, 78290370, 93948444, 104387160, 117435555, 125264592, 156580740, 187896888, 208774320, 234871110, 313161480, 375793776, 469742220, 626322960, 939484440, 1878968880]

約数ペア:

[(1, 1878968880), (2, 939484440), (3, 626322960), (4, 469742220), (5, 375793776), (6, 313161480), (8, 234871110), (9, 208774320), (10, 187896888), (12, 156580740), (15, 125264592), (16, 117435555), (18, 104387160), (20, 93948444), (24, 78290370), (27, 69591440), (30, 62632296), (36, 52193580), (40, 46974222), (45, 41754864), (48, 39145185), (54, 34795720), (60, 31316148), (72, 26096790), (80, 23487111), (90, 20877432), (108, 17397860), (120, 15658074), (135, 13918288), (144, 13048395), (180, 10438716), (216, 8698930), (240, 7829037), (270, 6959144), (360, 5219358), (432, 4349465), (540, 3479572), (720, 2609679), (1080, 1739786), (2160, 869893)]