1687332480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28349}}^1$

素因数の和:28402

約数の個数: 128

約数和(自身を含む): 5552064000

約数和(自身を除く): 3864731520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 11904, 14880, 19840, 28349, 29760, 56698, 59520, 85047, 113396, 141745, 170094, 226792, 283490, 340188, 425235, 453584, 566980, 680376, 850470, 878819, 907168, 1133960, 1360752, 1700940, 1757638, 1814336, 2267920, 2636457, 2721504, 3401880, 3515276, 3628672, 4394095, 4535840, 5272914, 5443008, 6803760, 7030552, 8788190, 9071680, 10545828, 10886016, 13182285, 13607520, 14061104, 17576380, 18143360, 21091656, 26364570, 27215040, 28122208, 35152760, 42183312, 52729140, 54430080, 56244416, 70305520, 84366624, 105458280, 112488832, 140611040, 168733248, 210916560, 281222080, 337466496, 421833120, 562444160, 843666240, 1687332480]

約数ペア:

[(1, 1687332480), (2, 843666240), (3, 562444160), (4, 421833120), (5, 337466496), (6, 281222080), (8, 210916560), (10, 168733248), (12, 140611040), (15, 112488832), (16, 105458280), (20, 84366624), (24, 70305520), (30, 56244416), (31, 54430080), (32, 52729140), (40, 42183312), (48, 35152760), (60, 28122208), (62, 27215040), (64, 26364570), (80, 21091656), (93, 18143360), (96, 17576380), (120, 14061104), (124, 13607520), (128, 13182285), (155, 10886016), (160, 10545828), (186, 9071680), (192, 8788190), (240, 7030552), (248, 6803760), (310, 5443008), (320, 5272914), (372, 4535840), (384, 4394095), (465, 3628672), (480, 3515276), (496, 3401880), (620, 2721504), (640, 2636457), (744, 2267920), (930, 1814336), (960, 1757638), (992, 1700940), (1240, 1360752), (1488, 1133960), (1860, 907168), (1920, 878819), (1984, 850470), (2480, 680376), (2976, 566980), (3720, 453584), (3968, 425235), (4960, 340188), (5952, 283490), (7440, 226792), (9920, 170094), (11904, 141745), (14880, 113396), (19840, 85047), (28349, 59520), (29760, 56698)]