64240518

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 143700480

約数和(自身を除く): 79459962

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 139, 197, 278, 391, 394, 417, 591, 782, 834, 1173, 1182, 2346, 2363, 3197, 3349, 4531, 4726, 6394, 6698, 7089, 9062, 9591, 10047, 13593, 14178, 19182, 20094, 27186, 27383, 54349, 54766, 77027, 82149, 108698, 154054, 163047, 164298, 231081, 326094, 462162, 465511, 629809, 931022, 1259618, 1396533, 1889427, 2793066, 3778854, 10706753, 21413506, 32120259, 64240518]

約数ペア:

[(1, 64240518), (2, 32120259), (3, 21413506), (6, 10706753), (17, 3778854), (23, 2793066), (34, 1889427), (46, 1396533), (51, 1259618), (69, 931022), (102, 629809), (138, 465511), (139, 462162), (197, 326094), (278, 231081), (391, 164298), (394, 163047), (417, 154054), (591, 108698), (782, 82149), (834, 77027), (1173, 54766), (1182, 54349), (2346, 27383), (2363, 27186), (3197, 20094), (3349, 19182), (4531, 14178), (4726, 13593), (6394, 10047), (6698, 9591), (7089, 9062)]