1631081200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2957}}^1$

素因数の和:3179

約数の個数: 120

約数和(自身を含む): 4502738592

約数和(自身を除く): 2871657392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 197, 200, 280, 350, 394, 400, 560, 700, 788, 985, 1379, 1400, 1576, 1970, 2758, 2800, 2957, 3152, 3940, 4925, 5516, 5914, 6895, 7880, 9850, 11032, 11828, 13790, 14785, 15760, 19700, 20699, 22064, 23656, 27580, 29570, 34475, 39400, 41398, 47312, 55160, 59140, 68950, 73925, 78800, 82796, 103495, 110320, 118280, 137900, 147850, 165592, 206990, 236560, 275800, 295700, 331184, 413980, 517475, 551600, 582529, 591400, 827960, 1034950, 1165058, 1182800, 1655920, 2069900, 2330116, 2912645, 4077703, 4139800, 4660232, 5825290, 8155406, 8279600, 9320464, 11650580, 14563225, 16310812, 20388515, 23301160, 29126450, 32621624, 40777030, 46602320, 58252900, 65243248, 81554060, 101942575, 116505800, 163108120, 203885150, 233011600, 326216240, 407770300, 815540600, 1631081200]

約数ペア:

[(1, 1631081200), (2, 815540600), (4, 407770300), (5, 326216240), (7, 233011600), (8, 203885150), (10, 163108120), (14, 116505800), (16, 101942575), (20, 81554060), (25, 65243248), (28, 58252900), (35, 46602320), (40, 40777030), (50, 32621624), (56, 29126450), (70, 23301160), (80, 20388515), (100, 16310812), (112, 14563225), (140, 11650580), (175, 9320464), (197, 8279600), (200, 8155406), (280, 5825290), (350, 4660232), (394, 4139800), (400, 4077703), (560, 2912645), (700, 2330116), (788, 2069900), (985, 1655920), (1379, 1182800), (1400, 1165058), (1576, 1034950), (1970, 827960), (2758, 591400), (2800, 582529), (2957, 551600), (3152, 517475), (3940, 413980), (4925, 331184), (5516, 295700), (5914, 275800), (6895, 236560), (7880, 206990), (9850, 165592), (11032, 147850), (11828, 137900), (13790, 118280), (14785, 110320), (15760, 103495), (19700, 82796), (20699, 78800), (22064, 73925), (23656, 68950), (27580, 59140), (29570, 55160), (34475, 47312), (39400, 41398)]