28115994880

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{6971}}^1$

素因数の和:7152

約数の個数: 144

約数和(自身を含む): 70797815424

約数和(自身を除く): 42681820544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 137, 160, 184, 230, 256, 274, 320, 368, 460, 548, 640, 685, 736, 920, 1096, 1280, 1370, 1472, 1840, 2192, 2740, 2944, 3151, 3680, 4384, 5480, 5888, 6302, 6971, 7360, 8768, 10960, 12604, 13942, 14720, 15755, 17536, 21920, 25208, 27884, 29440, 31510, 34855, 35072, 43840, 50416, 55768, 63020, 69710, 87680, 100832, 111536, 126040, 139420, 160333, 175360, 201664, 223072, 252080, 278840, 320666, 403328, 446144, 504160, 557680, 641332, 801665, 806656, 892288, 955027, 1008320, 1115360, 1282664, 1603330, 1784576, 1910054, 2016640, 2230720, 2565328, 3206660, 3820108, 4033280, 4461440, 4775135, 5130656, 6413320, 7640216, 8922880, 9550270, 10261312, 12826640, 15280432, 19100540, 20522624, 21965621, 25653280, 30560864, 38201080, 41045248, 43931242, 51306560, 61121728, 76402160, 87862484, 102613120, 109828105, 122243456, 152804320, 175724968, 205226240, 219656210, 244486912, 305608640, 351449936, 439312420, 611217280, 702899872, 878624840, 1222434560, 1405799744, 1757249680, 2811599488, 3514499360, 5623198976, 7028998720, 14057997440, 28115994880]

約数ペア:

[(1, 28115994880), (2, 14057997440), (4, 7028998720), (5, 5623198976), (8, 3514499360), (10, 2811599488), (16, 1757249680), (20, 1405799744), (23, 1222434560), (32, 878624840), (40, 702899872), (46, 611217280), (64, 439312420), (80, 351449936), (92, 305608640), (115, 244486912), (128, 219656210), (137, 205226240), (160, 175724968), (184, 152804320), (230, 122243456), (256, 109828105), (274, 102613120), (320, 87862484), (368, 76402160), (460, 61121728), (548, 51306560), (640, 43931242), (685, 41045248), (736, 38201080), (920, 30560864), (1096, 25653280), (1280, 21965621), (1370, 20522624), (1472, 19100540), (1840, 15280432), (2192, 12826640), (2740, 10261312), (2944, 9550270), (3151, 8922880), (3680, 7640216), (4384, 6413320), (5480, 5130656), (5888, 4775135), (6302, 4461440), (6971, 4033280), (7360, 3820108), (8768, 3206660), (10960, 2565328), (12604, 2230720), (13942, 2016640), (14720, 1910054), (15755, 1784576), (17536, 1603330), (21920, 1282664), (25208, 1115360), (27884, 1008320), (29440, 955027), (31510, 892288), (34855, 806656), (35072, 801665), (43840, 641332), (50416, 557680), (55768, 504160), (63020, 446144), (69710, 403328), (87680, 320666), (100832, 278840), (111536, 252080), (126040, 223072), (139420, 201664), (160333, 175360)]