2668704920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{1489}}^1$

素因数の和:1717

約数の個数: 128

約数和(自身を含む): 7093353600

約数和(自身を除く): 4424648680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 173, 185, 259, 280, 296, 346, 370, 518, 692, 740, 865, 1036, 1211, 1295, 1384, 1480, 1489, 1730, 2072, 2422, 2590, 2978, 3460, 4844, 5180, 5956, 6055, 6401, 6920, 7445, 9688, 10360, 10423, 11912, 12110, 12802, 14890, 20846, 24220, 25604, 29780, 32005, 41692, 44807, 48440, 51208, 52115, 55093, 59560, 64010, 83384, 89614, 104230, 110186, 128020, 179228, 208460, 220372, 224035, 256040, 257597, 275465, 358456, 385651, 416920, 440744, 448070, 515194, 550930, 771302, 896140, 1030388, 1101860, 1287985, 1542604, 1792280, 1803179, 1928255, 2060776, 2203720, 2575970, 3085208, 3606358, 3856510, 5151940, 7212716, 7713020, 9015895, 9531089, 10303880, 14425432, 15426040, 18031790, 19062178, 36063580, 38124356, 47655445, 66717623, 72127160, 76248712, 95310890, 133435246, 190621780, 266870492, 333588115, 381243560, 533740984, 667176230, 1334352460, 2668704920]

約数ペア:

[(1, 2668704920), (2, 1334352460), (4, 667176230), (5, 533740984), (7, 381243560), (8, 333588115), (10, 266870492), (14, 190621780), (20, 133435246), (28, 95310890), (35, 76248712), (37, 72127160), (40, 66717623), (56, 47655445), (70, 38124356), (74, 36063580), (140, 19062178), (148, 18031790), (173, 15426040), (185, 14425432), (259, 10303880), (280, 9531089), (296, 9015895), (346, 7713020), (370, 7212716), (518, 5151940), (692, 3856510), (740, 3606358), (865, 3085208), (1036, 2575970), (1211, 2203720), (1295, 2060776), (1384, 1928255), (1480, 1803179), (1489, 1792280), (1730, 1542604), (2072, 1287985), (2422, 1101860), (2590, 1030388), (2978, 896140), (3460, 771302), (4844, 550930), (5180, 515194), (5956, 448070), (6055, 440744), (6401, 416920), (6920, 385651), (7445, 358456), (9688, 275465), (10360, 257597), (10423, 256040), (11912, 224035), (12110, 220372), (12802, 208460), (14890, 179228), (20846, 128020), (24220, 110186), (25604, 104230), (29780, 89614), (32005, 83384), (41692, 64010), (44807, 59560), (48440, 55093), (51208, 52115)]