15821680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1487}}^1$

素因数の和:1526

約数の個数: 80

約数和(自身を含む): 44282880

約数和(自身を除く): 28461200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1487, 1520, 2128, 2660, 2974, 5320, 5948, 7435, 10409, 10640, 11896, 14870, 20818, 23792, 28253, 29740, 41636, 52045, 56506, 59480, 83272, 104090, 113012, 118960, 141265, 166544, 197771, 208180, 226024, 282530, 395542, 416360, 452048, 565060, 791084, 832720, 988855, 1130120, 1582168, 1977710, 2260240, 3164336, 3955420, 7910840, 15821680]

約数ペア:

[(1, 15821680), (2, 7910840), (4, 3955420), (5, 3164336), (7, 2260240), (8, 1977710), (10, 1582168), (14, 1130120), (16, 988855), (19, 832720), (20, 791084), (28, 565060), (35, 452048), (38, 416360), (40, 395542), (56, 282530), (70, 226024), (76, 208180), (80, 197771), (95, 166544), (112, 141265), (133, 118960), (140, 113012), (152, 104090), (190, 83272), (266, 59480), (280, 56506), (304, 52045), (380, 41636), (532, 29740), (560, 28253), (665, 23792), (760, 20818), (1064, 14870), (1330, 11896), (1487, 10640), (1520, 10409), (2128, 7435), (2660, 5948), (2974, 5320)]