1805981120

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{769}}^1$

素因数の和:1006

約数の個数: 112

約数和(自身を含む): 4435754400

約数和(自身を除く): 2629773280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 179, 205, 320, 328, 358, 410, 656, 716, 769, 820, 895, 1312, 1432, 1538, 1640, 1790, 2624, 2864, 3076, 3280, 3580, 3845, 5728, 6152, 6560, 7160, 7339, 7690, 11456, 12304, 13120, 14320, 14678, 15380, 24608, 28640, 29356, 30760, 31529, 36695, 49216, 57280, 58712, 61520, 63058, 73390, 117424, 123040, 126116, 137651, 146780, 157645, 234848, 246080, 252232, 275302, 293560, 315290, 469696, 504464, 550604, 587120, 630580, 688255, 1008928, 1101208, 1174240, 1261160, 1376510, 2017856, 2202416, 2348480, 2522320, 2753020, 4404832, 5044640, 5506040, 5643691, 8809664, 10089280, 11012080, 11287382, 22024160, 22574764, 28218455, 44048320, 45149528, 56436910, 90299056, 112873820, 180598112, 225747640, 361196224, 451495280, 902990560, 1805981120]

約数ペア:

[(1, 1805981120), (2, 902990560), (4, 451495280), (5, 361196224), (8, 225747640), (10, 180598112), (16, 112873820), (20, 90299056), (32, 56436910), (40, 45149528), (41, 44048320), (64, 28218455), (80, 22574764), (82, 22024160), (160, 11287382), (164, 11012080), (179, 10089280), (205, 8809664), (320, 5643691), (328, 5506040), (358, 5044640), (410, 4404832), (656, 2753020), (716, 2522320), (769, 2348480), (820, 2202416), (895, 2017856), (1312, 1376510), (1432, 1261160), (1538, 1174240), (1640, 1101208), (1790, 1008928), (2624, 688255), (2864, 630580), (3076, 587120), (3280, 550604), (3580, 504464), (3845, 469696), (5728, 315290), (6152, 293560), (6560, 275302), (7160, 252232), (7339, 246080), (7690, 234848), (11456, 157645), (12304, 146780), (13120, 137651), (14320, 126116), (14678, 123040), (15380, 117424), (24608, 73390), (28640, 63058), (29356, 61520), (30760, 58712), (31529, 57280), (36695, 49216)]