1328763408

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{31139}}^1$

素因数の和:31284

約数の個数: 80

約数和(自身を含む): 3954032640

約数和(自身を除く): 2625269232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 127, 168, 254, 336, 381, 508, 762, 889, 1016, 1524, 1778, 2032, 2667, 3048, 3556, 5334, 6096, 7112, 10668, 14224, 21336, 31139, 42672, 62278, 93417, 124556, 186834, 217973, 249112, 373668, 435946, 498224, 653919, 747336, 871892, 1307838, 1494672, 1743784, 2615676, 3487568, 3954653, 5231352, 7909306, 10462704, 11863959, 15818612, 23727918, 27682571, 31637224, 47455836, 55365142, 63274448, 83047713, 94911672, 110730284, 166095426, 189823344, 221460568, 332190852, 442921136, 664381704, 1328763408]

約数ペア:

[(1, 1328763408), (2, 664381704), (3, 442921136), (4, 332190852), (6, 221460568), (7, 189823344), (8, 166095426), (12, 110730284), (14, 94911672), (16, 83047713), (21, 63274448), (24, 55365142), (28, 47455836), (42, 31637224), (48, 27682571), (56, 23727918), (84, 15818612), (112, 11863959), (127, 10462704), (168, 7909306), (254, 5231352), (336, 3954653), (381, 3487568), (508, 2615676), (762, 1743784), (889, 1494672), (1016, 1307838), (1524, 871892), (1778, 747336), (2032, 653919), (2667, 498224), (3048, 435946), (3556, 373668), (5334, 249112), (6096, 217973), (7112, 186834), (10668, 124556), (14224, 93417), (21336, 62278), (31139, 42672)]