153295520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19553}}^1$

素因数の和:19582

約数の個数: 72

約数和(自身を含む): 421310484

約数和(自身を除く): 268014964

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 19553, 39106, 78212, 97765, 136871, 156424, 195530, 273742, 312848, 391060, 547484, 625696, 684355, 782120, 958097, 1094968, 1368710, 1564240, 1916194, 2189936, 2737420, 3128480, 3832388, 4379872, 4790485, 5474840, 7664776, 9580970, 10949680, 15329552, 19161940, 21899360, 30659104, 38323880, 76647760, 153295520]

約数ペア:

[(1, 153295520), (2, 76647760), (4, 38323880), (5, 30659104), (7, 21899360), (8, 19161940), (10, 15329552), (14, 10949680), (16, 9580970), (20, 7664776), (28, 5474840), (32, 4790485), (35, 4379872), (40, 3832388), (49, 3128480), (56, 2737420), (70, 2189936), (80, 1916194), (98, 1564240), (112, 1368710), (140, 1094968), (160, 958097), (196, 782120), (224, 684355), (245, 625696), (280, 547484), (392, 391060), (490, 312848), (560, 273742), (784, 195530), (980, 156424), (1120, 136871), (1568, 97765), (1960, 78212), (3920, 39106), (7840, 19553)]