1519079920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{2467}}^1$

素因数の和:2702

約数の個数: 80

約数和(自身を含む): 3635660160

約数和(自身を除く): 2116580240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 179, 215, 344, 358, 430, 688, 716, 860, 895, 1432, 1720, 1790, 2467, 2864, 3440, 3580, 4934, 7160, 7697, 9868, 12335, 14320, 15394, 19736, 24670, 30788, 38485, 39472, 49340, 61576, 76970, 98680, 106081, 123152, 153940, 197360, 212162, 307880, 424324, 441593, 530405, 615760, 848648, 883186, 1060810, 1697296, 1766372, 2121620, 2207965, 3532744, 4243240, 4415930, 7065488, 8486480, 8831860, 17663720, 18988499, 35327440, 37976998, 75953996, 94942495, 151907992, 189884990, 303815984, 379769980, 759539960, 1519079920]

約数ペア:

[(1, 1519079920), (2, 759539960), (4, 379769980), (5, 303815984), (8, 189884990), (10, 151907992), (16, 94942495), (20, 75953996), (40, 37976998), (43, 35327440), (80, 18988499), (86, 17663720), (172, 8831860), (179, 8486480), (215, 7065488), (344, 4415930), (358, 4243240), (430, 3532744), (688, 2207965), (716, 2121620), (860, 1766372), (895, 1697296), (1432, 1060810), (1720, 883186), (1790, 848648), (2467, 615760), (2864, 530405), (3440, 441593), (3580, 424324), (4934, 307880), (7160, 212162), (7697, 197360), (9868, 153940), (12335, 123152), (14320, 106081), (15394, 98680), (19736, 76970), (24670, 61576), (30788, 49340), (38485, 39472)]