257602644

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^3\times {\mathrm{3257}}^1$

素因数の和:3306

約数の個数: 72

約数和(自身を含む): 705617640

約数和(自身を除く): 448014996

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 2197, 3042, 3257, 4394, 6084, 6514, 6591, 8788, 9771, 13028, 13182, 19542, 19773, 26364, 29313, 39084, 39546, 42341, 58626, 79092, 84682, 117252, 127023, 169364, 254046, 381069, 508092, 550433, 762138, 1100866, 1524276, 1651299, 2201732, 3302598, 4953897, 6605196, 7155629, 9907794, 14311258, 19815588, 21466887, 28622516, 42933774, 64400661, 85867548, 128801322, 257602644]

約数ペア:

[(1, 257602644), (2, 128801322), (3, 85867548), (4, 64400661), (6, 42933774), (9, 28622516), (12, 21466887), (13, 19815588), (18, 14311258), (26, 9907794), (36, 7155629), (39, 6605196), (52, 4953897), (78, 3302598), (117, 2201732), (156, 1651299), (169, 1524276), (234, 1100866), (338, 762138), (468, 550433), (507, 508092), (676, 381069), (1014, 254046), (1521, 169364), (2028, 127023), (2197, 117252), (3042, 84682), (3257, 79092), (4394, 58626), (6084, 42341), (6514, 39546), (6591, 39084), (8788, 29313), (9771, 26364), (13028, 19773), (13182, 19542)]