668889076964

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{53197}}^1$

素因数の和:53457

約数の個数: 72

約数和(自身を含む): 1268979772200

約数和(自身を除く): 600090695236

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 149, 289, 292, 298, 578, 596, 1156, 1241, 2482, 2533, 4964, 5066, 10132, 10877, 21097, 21754, 42194, 43061, 43508, 53197, 84388, 86122, 106394, 172244, 184909, 212788, 369818, 739636, 904349, 1808698, 3143453, 3617396, 3883381, 6286906, 7766762, 7926353, 12573812, 15373933, 15533524, 15852706, 30747866, 31705412, 61495732, 66017477, 132034954, 134748001, 264069908, 269496002, 538992004, 578623769, 1122297109, 1157247538, 2244594218, 2290716017, 2314495076, 4489188436, 4581432034, 9162864068, 9836604073, 19673208146, 39346416292, 167222269241, 334444538482, 668889076964]

約数ペア:

[(1, 668889076964), (2, 334444538482), (4, 167222269241), (17, 39346416292), (34, 19673208146), (68, 9836604073), (73, 9162864068), (146, 4581432034), (149, 4489188436), (289, 2314495076), (292, 2290716017), (298, 2244594218), (578, 1157247538), (596, 1122297109), (1156, 578623769), (1241, 538992004), (2482, 269496002), (2533, 264069908), (4964, 134748001), (5066, 132034954), (10132, 66017477), (10877, 61495732), (21097, 31705412), (21754, 30747866), (42194, 15852706), (43061, 15533524), (43508, 15373933), (53197, 12573812), (84388, 7926353), (86122, 7766762), (106394, 6286906), (172244, 3883381), (184909, 3617396), (212788, 3143453), (369818, 1808698), (739636, 904349)]