13331920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 38167200

約数和(自身を除く): 24835280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 179, 190, 196, 245, 266, 280, 304, 358, 380, 392, 490, 532, 560, 665, 716, 760, 784, 895, 931, 980, 1064, 1253, 1330, 1432, 1520, 1790, 1862, 1960, 2128, 2506, 2660, 2864, 3401, 3580, 3724, 3920, 4655, 5012, 5320, 6265, 6802, 7160, 7448, 8771, 9310, 10024, 10640, 12530, 13604, 14320, 14896, 17005, 17542, 18620, 20048, 23807, 25060, 27208, 34010, 35084, 37240, 43855, 47614, 50120, 54416, 68020, 70168, 74480, 87710, 95228, 100240, 119035, 136040, 140336, 166649, 175420, 190456, 238070, 272080, 333298, 350840, 380912, 476140, 666596, 701680, 833245, 952280, 1333192, 1666490, 1904560, 2666384, 3332980, 6665960, 13331920]

約数ペア:

[(1, 13331920), (2, 6665960), (4, 3332980), (5, 2666384), (7, 1904560), (8, 1666490), (10, 1333192), (14, 952280), (16, 833245), (19, 701680), (20, 666596), (28, 476140), (35, 380912), (38, 350840), (40, 333298), (49, 272080), (56, 238070), (70, 190456), (76, 175420), (80, 166649), (95, 140336), (98, 136040), (112, 119035), (133, 100240), (140, 95228), (152, 87710), (179, 74480), (190, 70168), (196, 68020), (245, 54416), (266, 50120), (280, 47614), (304, 43855), (358, 37240), (380, 35084), (392, 34010), (490, 27208), (532, 25060), (560, 23807), (665, 20048), (716, 18620), (760, 17542), (784, 17005), (895, 14896), (931, 14320), (980, 13604), (1064, 12530), (1253, 10640), (1330, 10024), (1432, 9310), (1520, 8771), (1790, 7448), (1862, 7160), (1960, 6802), (2128, 6265), (2506, 5320), (2660, 5012), (2864, 4655), (3401, 3920), (3580, 3724)]